GMC Vehicle Models Canyon 2004-2012 Torque Specifications
GMC Vehicle Models Canyon 2004-2012

GMC Vehicle Models Canyon 2004-2012 Torque Specifications

Complete GMC Vehicle Models Canyon 2004-2012 torque specifications guide. Includes factory-specified torque values, torque sequences, and technical specifications for all components including body, brakes, drivetrain, electrical, emissions sensors, fuel, exhaust, HVAC, and suspension. Essential information for proper assembly and maintenance.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide

ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

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Torque Calculator

Convert between different torque units

2.8l Engine

Torque specifications for 2.8L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's specified torque sequence to ensure even clamping force.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure proper alignment of the main bearing caps before tightening.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure proper alignment of the connecting rod caps.

Flywheel And Harmonic Balancer

1

Flywheel Bolts

M12 x 1.5
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Use thread locker on bolt threads as specified by the manufacturer.
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
132 ft-lbs (180 N·m)
Important Notes
Ensure the crankshaft is properly secured before tightening.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
8.8 ft-lbs (12 N·m)
Important Notes
Ensure the oil pan gasket is properly aligned before tightening.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Replace the crush washer with a new one during installation.

Valve Train

1

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
19 ft-lbs (26 N·m)
Important Notes
Ensure proper alignment of the rocker arms before tightening.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly aligned before tightening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the tensioner is properly aligned before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the camshaft is properly aligned before tightening.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the intake manifold gasket is properly aligned before tightening.
2

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure the exhaust manifold gasket is properly aligned before tightening.

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the water pump gasket is properly aligned before tightening.
2

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat housing gasket is properly aligned before tightening.

Accessory Drive

1

Serpentine/Accessory Drive Belt Tensioner Bolt

M10 x 1.25
Torque Specification
32 ft-lbs (43 N·m)
Important Notes
Ensure the belt tensioner is properly aligned before tightening.
2

Alternator Mounting Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the alternator is properly aligned before tightening.

Fuel System

1

Fuel Pump Mounting Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the fuel pump gasket is properly aligned before tightening.
2

Fuel Injector Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the fuel injector O-rings are properly seated before tightening.

Ignition System

1

Spark Plugs

M14 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure the spark plug threads are clean and free of debris.

Emissions Control

1

EGR Valve Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the EGR valve gasket is properly aligned before tightening.

3.5l Engine

Torque specifications for 3.5L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow a specific torque sequence as outlined in the service manual. Failure to do so may result in head gasket failure.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
19 ft-lbs (26 N·m)
Important Notes
Ensure rocker arms are properly seated before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Follow the specified torque sequence to ensure even clamping force.
2

Connecting Rod Nuts

M8 x 1.0
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure connecting rods are properly seated on the crankshaft journals.
3

Flywheel Bolts

M12 x 1.5
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Use thread locker on flywheel bolts to prevent loosening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the tensioner is properly aligned before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the camshaft sprocket is properly seated before tightening.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Follow the specified torque sequence to ensure even clamping force.
2

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Use new gaskets and ensure proper alignment before tightening.

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Use thread sealant on bolts that penetrate the water jacket.
2

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat is properly seated before tightening.

Accessory Drives

1

Starter Motor Mounting Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the starter motor is properly aligned before tightening.
2

Alternator Mounting Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the alternator is properly aligned before tightening.

3.7l Engine

Torque specifications for 3.7L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's torque sequence to ensure even clamping force.
2

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
19 ft-lbs (26 N·m)
Important Notes
Ensure rocker arms are properly aligned before tightening.

Crankshaft And Bearings

1

Main Bearing Bolts

M12 x 1.75
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Follow the manufacturer's torque sequence for main bearing caps.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure connecting rods are properly aligned before tightening.
3

Flywheel Bolts

M12 x 1.75
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Use thread locker on flywheel bolts to prevent loosening.

Timing System

1

Timing Belt/Chain Tensioner Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper tension on the timing belt/chain before tightening.
2

Camshaft Sprocket Bolt

M10 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the camshaft is properly aligned before tightening.

Cooling System

1

Water Pump Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the water pump gasket is properly seated before tightening.
2

Thermostat Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the thermostat is properly seated before tightening.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
8.8 ft-lbs (12 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.
2

Oil Drain Plug Bolt

M14 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Replace the crush washer with each oil change.

Intake And Exhaust

1

Intake Manifold Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Follow the manufacturer's torque sequence to ensure even clamping force.
2

Exhaust Manifold/Headers Bolts

M8 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure the exhaust manifold gasket is properly seated before tightening.

Accessories

1

Starter Motor Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the starter motor is properly aligned before tightening.
2

Alternator Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt tension before tightening.
3

Power Steering Pump Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper belt tension before tightening.

4l60 Transmission

Torque specifications for 4l60 Transmission

Transmission Mounting

1

Transmission Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure proper alignment of the transmission during installation.

Oil Pan

1

Transmission Oil Pan Bolts

M6 x 1.0
Torque Specification
8.83 ft-lbs (12 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.

Fluid Management

1

Transmission Drain and Fill Plugs

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the threads are clean and free of debris before installation.
2

Transmission Cooler Line Fittings

M12 x 1.5
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the fittings are properly aligned to prevent leaks.

Drivetrain Connection

1

Drive Axle/Half Shaft Bolts

M12 x 1.5
Torque Specification
118 ft-lbs (160 N·m)
Important Notes
Ensure the drive axles are properly seated before tightening.
2

Propeller/Drive Shaft Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the drive shaft is properly aligned with the transmission output yoke.

Starter Motor

1

Starter Motor Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the starter motor is properly aligned with the flywheel.

Bell Housing

1

Bell Housing Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the bell housing is properly aligned with the engine block.

Torque Converter

1

Torque Converter Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the torque converter is properly seated on the flexplate.

Valve Body

1

Valve Body Bolts

M6 x 1.0
Torque Specification
7.38 ft-lbs (10 N·m)
Important Notes
Ensure the valve body is properly seated before tightening.

Shift Linkage

1

Shift Linkage Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the shift linkage is properly aligned before tightening.

5.3l Engine

Torque specifications for 5.3L Engine

Cylinder Head

1

Cylinder Head Bolts

M10 x 1.5
Torque Specification
1. 18 ft-lbs (25 N·m) 2. 90°
Important Notes
Follow the manufacturer's torque sequence to ensure even clamping force.

Crankshaft And Bearings

1

Main Bearing Bolts

M10 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure proper alignment of the crankshaft before tightening.
2

Connecting Rod Nuts

M8 x 1.25
Torque Specification
15 ft-lbs (20 N·m)
Important Notes
Ensure proper alignment of the connecting rod before tightening.

Flywheel And Harmonic Balancer

1

Flywheel Bolts

M12 x 1.5
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Ensure the flywheel is properly aligned before tightening.
2

Crankshaft Pulley/Harmonic Balancer Bolt

M16 x 1.5
Torque Specification
132 ft-lbs (180 N·m)
Important Notes
Use a harmonic balancer installation tool to prevent damage during tightening.

Oil System

1

Oil Pan Bolts

M6 x 1.0
Torque Specification
8.8 ft-lbs (12 N·m)
Important Notes
Ensure the oil pan gasket is properly seated before tightening.
2

Oil Pressure Sensor Bolt

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar sensor bolts.

Valvetrain

1

Rocker Arms/Shafts Bolts

M8 x 1.25
Torque Specification
19 ft-lbs (26 N·m)
Important Notes
Ensure proper alignment of the rocker arms before tightening.
2

Valve Cover Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure the valve cover gasket is properly seated before tightening.

Body

Torque specifications for Body

Body Mounts

1

Body Mount Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure even tightening sequence to avoid misalignment.

Doors

1

Door Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure door alignment before final torque application.
2

Tailgate Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure tailgate alignment before final torque application.

Safety Components

1

Seat Belt Anchor Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Critical for passenger safety. Do not under-torque.
2

Spare Tire Carrier Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure spare tire is securely attached.

Exterior Panels

1

Fender Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure proper alignment with adjacent panels.
2

Bumper Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bumper alignment before final torque application.
3

Hood Hinge Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure hood alignment before final torque application.

Roof Components

1

Roof Rack Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
Ensure even tightening to prevent loosening under load.

Front End Components

1

Radiator Support Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure proper alignment of the radiator and front-end components.

Brakes

Torque specifications for Brakes

Brake Caliper System

1

Brake Caliper Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
These bolts secure the brake caliper to the mounting bracket. Ensure proper alignment before torquing.
2

Brake Caliper Mounting Bracket Bolts

M14 x 1.5
Torque Specification
129 ft-lbs (175 N·m)
Important Notes
These bolts attach the caliper mounting bracket to the steering knuckle or axle. Ensure the bracket is seated properly before torquing.
3

Brake Hose Banjo Bolt

M10 x 1.0
Torque Specification
22 ft-lbs (30 N·m)
Important Notes
This bolt connects the brake hose to the caliper. Ensure the sealing washers are in good condition and properly seated.

Brake Rotor Drum System

1

Brake Disc/Drum Retaining Bolts

M10 x 1.25
Torque Specification
89 ft-lbs (120 N·m)
Important Notes
These bolts secure the brake rotor or drum to the hub. Ensure the rotor/drum is seated properly before torquing.

Wheel And Hub System

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
100 ft-lbs (136 N·m)
Important Notes
These nuts secure the wheel to the hub. Always torque in a star pattern to ensure even clamping force.

Brake Hydraulic System

1

Brake Master Cylinder Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
These bolts secure the master cylinder to the brake booster. Ensure the master cylinder is properly aligned before torquing.
2

Brake Booster Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
These bolts secure the brake booster to the firewall. Ensure the booster is properly seated before torquing.

Brake Pedal System

1

Brake Pedal Assembly Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
These bolts secure the brake pedal assembly to the firewall or pedal bracket. Ensure the pedal operates smoothly before torquing.

Abs System

1

ABS Sensor Mounting Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N·m)
Important Notes
These bolts secure the ABS wheel speed sensor to the steering knuckle or axle. Ensure the sensor is properly aligned before torquing.

Drivetrain

Torque specifications for Drivetrain

Engine Transmission Interface

1

Flywheel Bolts

M10 x 1.25
Torque Specification
96 ft-lbs (130 N·m)
Important Notes
Ensure the flywheel is properly aligned before tightening. Use a crisscross pattern for torque sequence.
2

Transmission Bellhousing Bolts

M8 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the transmission is properly aligned with the engine before tightening.

Transmission Components

1

Transmission Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the transmission is properly supported before tightening.
2

Transmission Oil Pan Bolts

M6 x 1.0
Torque Specification
8.8 ft-lbs (12 N·m)
Important Notes
Use a crisscross pattern to ensure even sealing of the oil pan gasket.
3

Transmission Drain and Fill Plugs

M12 x 1.75
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the transmission fluid is at the correct level after tightening.

Driveshaft And Axles

1

Drive Axle/Half Shaft Bolts

M12 x 1.5
Torque Specification
118 ft-lbs (160 N·m)
Important Notes
Ensure the axle is properly seated in the differential before tightening.
2

CV Joint/Axle Nut

M24 x 1.5
Torque Specification
177 ft-lbs (240 N·m)
Important Notes
Ensure the CV joint is properly seated in the wheel hub before tightening.
3

Propeller/Drive Shaft Bolts

M8 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the driveshaft is properly aligned before tightening.

Differential And Transfer Case

1

Differential Drain/Fill Plug

M14 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure the differential fluid is at the correct level after tightening.
2

Transfer Case Drain/Fill Plug

M14 x 1.5
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure the transfer case fluid is at the correct level after tightening.
3

Transfer Case Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the transfer case is properly aligned before tightening.

Electrical

Torque specifications for Electrical

Ignition System

1

Ignition Coil Bolt

M6 x 1.0
Torque Specification
5.92 ft-lbs (8 N-m)
Important Notes
Torque value is critical for ensuring proper electrical performance. Value is estimated based on typical ignition coil bolt size.

Starting System

1

Starter Motor Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N-m)
Important Notes
Ensure starter motor is properly aligned before torquing. Value is estimated based on typical starter motor bolt size.

Charging System

1

Alternator Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N-m)
Important Notes
Ensure alternator is properly aligned before torquing. Value is estimated based on typical alternator bolt size.

Battery System

1

Battery Terminal Nuts

M8 x 1.25
Torque Specification
12 ft-lbs (16 N-m)
Important Notes
Ensure terminals are clean and free of corrosion before torquing. Value is estimated based on typical battery terminal nut size.

Grounding System

1

Electrical Grounding Bolts

M8 x 1.25
Torque Specification
12 ft-lbs (16 N-m)
Important Notes
Ensure grounding points are clean and free of corrosion before torquing. Value is estimated based on typical grounding bolt size.

Fuse Box System

1

Fuse Box Mounting Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N-m)
Important Notes
Ensure fuse box is properly aligned before torquing. Value is estimated based on typical fuse box bolt size.

Wiring Harness System

1

Wiring Harness Connector Bolts

M6 x 1.0
Torque Specification
12 ft-lbs (16 N-m)
Important Notes
Ensure wiring harness connectors are properly aligned before torquing. Value is estimated based on typical wiring harness bolt size.

Emissions Sensors

Torque specifications for Emissions_sensors

Exhaust Manifold Headers

1

Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.
2

Exhaust Manifold/Headers to Cylinder Head Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent warping of the flange.
2

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent warping of the flange.

Emissions Control Components

1

EGR Valve Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure bolts are tightened evenly to prevent warping of the valve housing.
2

Oxygen Sensor Mounting Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar sensor mounting bolts. Ensure bolts are tightened evenly to prevent damage to the sensor.
3

Exhaust Temperature Sensor Bolts

M6 x 1.0
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar sensor mounting bolts. Ensure bolts are tightened evenly to prevent damage to the sensor.

Exhaust

Torque specifications for Exhaust

Exhaust Manifold Headers

1

Exhaust Manifold/Headers to Cylinder Head Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute pressure.

Exhaust Pipe Connections

1

Exhaust Pipe to Exhaust Manifold/Headers Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure gaskets are properly seated before tightening.
2

Catalytic Converter to Exhaust Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure no exhaust leaks after tightening.
3

Muffler to Exhaust Pipe Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure proper alignment to avoid stress on the exhaust system.

Exhaust Support Components

1

Exhaust Hanger Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on typical M8 bolt torque specifications.
2

Oxygen Sensor Bolts

M12 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensure the sensor is properly seated to avoid damage.
3

Exhaust Flange Bolts

M10 x 1.25
Torque Specification
26 ft-lbs (35 N·m)
Important Notes
Ensure gaskets are properly seated before tightening.

Fuel

Torque specifications for Fuel

Fuel Delivery System

1

Fuel Rail Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Ensures a tight seal to prevent fuel leaks and maintain proper fuel pressure.
2

Fuel Injector Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Ensures a proper seal to prevent fuel leaks and maintain injector performance.
3

Fuel Pressure Regulator Bolts

M6 x 1.0
Torque Specification
7.42 ft-lbs (10 N·m)
Important Notes
Estimated value based on similar components. Ensures a secure fit and prevents fuel leaks.

Fuel Storage System

1

Fuel Pump Mounting Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensures the fuel pump is securely mounted and prevents fuel leaks or pump movement.
2

Fuel Tank Strap Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensures the fuel tank is securely mounted and prevents movement or fuel leaks.
3

Fuel Filler Neck Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensures a tight seal to prevent fuel vapor leaks and maintain proper fuel system integrity.
4

Fuel Tank Sender Unit Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensures a tight seal to prevent fuel leaks and accurate fuel level readings.

Fuel Filtration System

1

Fuel Filter Bolt/Nut

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Ensures a tight seal to prevent fuel leaks and maintain proper fuel flow.

Fuel Line Connections

1

Fuel Line Fittings

M8 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components. Ensures a tight seal to prevent fuel leaks and maintain system pressure.

Fuel Cap

1

Fuel Cap

N/A (Hand-tightened)
Torque Specification
N/A
Important Notes
Hand-tighten until the cap clicks. Ensures a tight seal to prevent fuel vapor leaks and maintain proper fuel system pressure.

Hvac

Torque specifications for Hvac

Ac Compressor

1

A/C Compressor Mounting Bolts

M10 x 1.5
Torque Specification
37 ft-lbs (50 N-m)
Important Notes
Ensure bolts are tightened in a crisscross pattern to evenly distribute load. Estimated bolt size based on typical A/C compressor applications.

Ac Lines

1

A/C Line Fittings

M12 x 1.25
Torque Specification
N/A
Important Notes
Hand-tighten fittings to avoid damaging O-rings or threads. Estimated bolt size based on typical A/C line applications.

Evaporator Core

1

Evaporator Core Housing Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N-m)
Important Notes
Ensure housing is properly aligned before tightening. Estimated bolt size based on typical evaporator housing applications.

Blower Motor

1

Blower Motor Mounting Bolts

M6 x 1.0
Torque Specification
7.4 ft-lbs (10 N-m)
Important Notes
Ensure the blower motor is properly aligned before tightening. Estimated bolt size based on typical blower motor applications.

Heater Core

1

Heater Core Inlet/Outlet Pipe Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N-m)
Important Notes
Ensure O-rings are properly seated before tightening. Estimated bolt size based on typical heater core applications.

Hvac Case

1

HVAC Case Assembly Bolts

M8 x 1.25
Torque Specification
18 ft-lbs (25 N-m)
Important Notes
Tighten bolts in a crisscross pattern to evenly distribute load. Estimated bolt size based on typical HVAC case applications.

Suspension

Torque specifications for Suspension

Strut Shock Absorber

1

Upper Strut Mount Bolts

M10 x 1.25
Torque Specification
18 ft-lbs (25 N·m)
Important Notes
Estimated value based on similar components and bolt size.
2

Strut/Shock Absorber Mounting Bolts

M12 x 1.5
Torque Specification
70 ft-lbs (95 N·m)
Important Notes
Ensure the vehicle is on a level surface before torquing.
3

Lower Shock Absorber Mounting Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on similar components and bolt size.

Control Arms

1

Control Arm Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the vehicle is on a level surface before torquing.
2

Ball Joint Nut

M12 x 1.25
Torque Specification
44 ft-lbs (60 N·m)
Important Notes
Ensure the ball joint is properly seated before torquing.

Steering Components

1

Tie Rod End Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the tie rod end is properly seated before torquing.
2

Steering Gear/Rack Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Ensure the steering rack is properly aligned before torquing.
3

Steering Knuckle Bolts

M12 x 1.5
Torque Specification
74 ft-lbs (100 N·m)
Important Notes
Estimated value based on similar components and bolt size.

Sway Bar

1

Sway Bar Link Nut

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Ensure the sway bar link is properly seated before torquing.
2

Sway Bar Bracket Bolts

M10 x 1.25
Torque Specification
37 ft-lbs (50 N·m)
Important Notes
Estimated value based on similar components and bolt size.

Wheels

1

Wheel Lug Nuts

M12 x 1.5
Torque Specification
100 ft-lbs (136 N·m)
Important Notes
Use a star pattern to ensure even torque distribution.

Rear Suspension

1

Rear Leaf Spring U-Bolts

M14 x 1.5
Torque Specification
85 ft-lbs (115 N·m)
Important Notes
Estimated value based on similar components and bolt size.

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What IS the recommended torque setting for lug nuts on a 2005 GMC Canyon?

130-150 foot-pounds (ft-lbs)

Q2

What torque wrench should I use for tightening suspension bolts?

Use a torque wrench with a range of 10-250 ft-lbs and an accuracy of ±4%

Q3

How do I properly lubricate bolts before applying torque?

Apply a small amount of anti-seize lubricant to the threads of the bolt and torque to the specified value

Q4

Can I use a standard wrench to tighten bolts if I don't have a torque wrench?

No, it IS not recommended to tighten bolts using a standard wrench, as it IS difficult to accurately measure torque

Q5

What are the consequences of over-tightening bolts?

Over-tightening bolts can lead to stripped threads, damaged components, and premature failure

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Digital Torque Wrench (10-100 Nm)

Essential for tightening fasteners to precise torque specifications to prevent damage and ensure proper assembly. This torque range covers many applications on the GMC Canyon.

  • Digital display for accurate readings
  • Audible alarm when target torque IS reached
  • Multiple units (Nm, ft-lb, in-lb)
  • Reversible ratcheting mechanism
Learn more
Service Procedures
Technical Service Bulletins

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Technical Information
  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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