GMC Canyon 2004-2012 3.7L Engine Specifications
Explore detailed technical specifications for the 3.7L engine in the 2004-2012 GMC Canyon. Learn about horsepower, torque, fuel system, and more for maintenance, repair, and performance upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the 3.7L engine used in the 2004-2012 GMC Canyon. It is designed to help users understand the engine's features, performance, and maintenance requirements. Use the search and navigation instructions to find specific information quickly. The sections are organized to cover key aspects of the engine, including its design, performance, and care.
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Key Specifications
Displacement
3.7L
Horsepower
242 HP
Torque
242 lb-ft
Fuel Efficiency
16/22 MPG
Compression Ratio
10.0:1
Available Specifications
Engine Design
This section covers the structural and mechanical design of the 3.7L engine. It includes details about the engine configuration, materials used, and key components that contribute to its performance and durability.
Engine Design
This section covers the structural and mechanical design of the 3.7L engine. It includes details about the engine configuration, materials used, and key components that contribute to its performance and durability.
Engine Configuration
- Inline-5 cylinder configuration
- DOHC (Dual Overhead Camshaft) design
- Cast iron engine block
- Aluminum cylinder head
- Hydraulic roller lifters
- Variable valve timing
Materials and Construction
- High-strength cast iron for the block
- Aluminum alloy for the cylinder head
- Forged steel crankshaft
- Powdered metal connecting rods
- Composite intake manifold
- Stainless steel exhaust manifold
Performance Specifications
This section provides detailed performance metrics for the 3.7L engine, including horsepower, torque, fuel efficiency, and emissions. It also covers the engine's capabilities in different driving conditions.
Performance Specifications
This section provides detailed performance metrics for the 3.7L engine, including horsepower, torque, fuel efficiency, and emissions. It also covers the engine's capabilities in different driving conditions.
Power and Torque
- 242 horsepower @ 5600 RPM
- 242 lb-ft of torque @ 4600 RPM
- Compression ratio of 10.0:1
- Electronic throttle control
- Multi-point fuel injection
- E85 flex-fuel capability
Fuel Efficiency and Emissions
- EPA-estimated 16 MPG city
- EPA-estimated 22 MPG highway
- Meets Tier 2 Bin 5 emissions standards
- Integrated exhaust manifold
- Closed-loop fuel system
- Onboard diagnostics (OBD-II)
Maintenance and Care
This section outlines the recommended maintenance practices for the 3.7L engine to ensure optimal performance and longevity. It includes information on oil changes, cooling system maintenance, and timing belt replacement.
Maintenance and Care
This section outlines the recommended maintenance practices for the 3.7L engine to ensure optimal performance and longevity. It includes information on oil changes, cooling system maintenance, and timing belt replacement.
Routine Maintenance
- Oil change every 7,500 miles
- Use 5W-30 synthetic oil
- Replace oil filter with each oil change
- Inspect spark plugs every 30,000 miles
- Check engine coolant every 15,000 miles
- Replace air filter every 45,000 miles
Cooling System
- Coolant flush every 100,000 miles
- Use DEX-COOL coolant
- Inspect radiator for leaks
- Check hoses and belts for wear
- Maintain proper coolant levels
- Inspect water pump for leaks
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Engine Specifications
Overview
- Type
- Inline 5-cylinder
- Configuration
- Naturally aspirated
- Platform
- GM Atlas engine family
- Material
- Aluminum block and heads
- Location
- Front, longitudinal
Dimensions
- Length
- 24.5 inches (622 mm)
- Width
- 28.3 inches (719 mm)
- Height
- 27.6 inches (701 mm)
- Weight
- 385 lbs (175 kg)
- Bore
- 3.7 inches (94 mm)
- Stroke
- 3.5 inches (89 mm)
- Displacement
- 227 cubic inches (3.7 liters)
Materials
- Block
- Aluminum alloy with cast iron cylinder liners
- Cylinder Head
- Aluminum alloy
- Pistons
- Forged aluminum
- Crankshaft
- Forged steel
- Valves
- Stainless steel
Features
- Fuel System
-
- Sequential multi-port fuel injection
- Electronic throttle control
- Returnless fuel system
- Ignition System
-
- Coil-on-plug ignition
- Waste spark system
- Knock sensor feedback
- Cooling System
-
- Cross-flow aluminum radiator
- Electric cooling fan
- Thermostatically controlled
- Emissions
-
- EGR system
- Catalytic converter
- OBD-II compliant
- Lubrication
-
- Full-pressure oil system
- Oil cooler
- Replaceable oil filter
Safety Features
- Engine Protection
-
- Low oil pressure shutdown
- Overheat protection
- Knock sensor for pre-ignition detection
- Emissions Control
-
- Closed crankcase ventilation
- Evaporative emissions system
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Hydraulic engine mounts
- Vibration Control
-
- Balancer shaft
- Tuned intake manifold
Accessories
- Belts
-
- Serpentine belt
- Timing chain
- Accessory drive belt
- Filters
-
- Oil filter
- Air filter
- Fuel filter
- Sensors
-
- Crankshaft position sensor
- Camshaft position sensor
- Knock sensor
Maintenance
- Service interval
- Every 7,500 miles or 6 months
- Service Items
-
- Oil and filter change
- Air filter inspection
- Spark plug replacement
- Timing chain inspection
- Coolant flush
- Maintenance Notes
- Use synthetic 5W-30 oil for optimal performance
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 100,000Years: 5Coverage: Engine and transmission
- Corrosion
- Miles: 100,000Years: 6Coverage: Perforation only
- Emissions
- Miles: 80,000Years: 8Coverage: Federal emissions components
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Casting for block and heads
- CNC machining
- Assembly line production
- Quality Control
- inspection: 100% engine testingTolerances: Micron-level precision
- Sustainability Practices
-
- Recycled aluminum usage
- Low-emission manufacturing
- Waste reduction programs
- Production Metrics
- Units Per Day: 500Defect Rate: 0.1%
Service Information for 3.7l engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Inspect air filter
- Check coolant level
- Inspect belts and hoses
- Check for leaks
Use synthetic 5W-30 oil for optimal performance
- Replace air filter
- Inspect spark plugs
- Check timing chain tension
- Inspect fuel system
- Test emissions system
Replace spark plugs if necessary
- Replace timing chain
- Flush cooling system
- Replace fuel filter
- Inspect engine mounts
- Perform compression test
Critical to replace timing chain to prevent engine damage
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 3.7L engine compatible with other GMC models or years?
Is the 3.7L engine compatible with other GMC models or years?
The 3.7L engine was specifically designed for the 2004-2012 GMC Canyon. While it shares some components with other GM engines, it is not directly compatible with other GMC models or years without significant modifications. Always verify compatibility with your vehicle's VIN and consult a professional before attempting any cross-model installations.
Q2 What are the maintenance requirements for the 3.7L engine?
What are the maintenance requirements for the 3.7L engine?
The 3.7L engine requires regular maintenance, including oil changes every 5,000 miles, air filter replacements every 15,000 miles, and spark plug replacements every 30,000 miles. Additionally, inspect the timing belt and coolant system every 60,000 miles. Adhering to this schedule ensures optimal performance and longevity of the engine.
Q3 How do I replace the 3.7L engine in my GMC Canyon?
How do I replace the 3.7L engine in my GMC Canyon?
Replacing the 3.7L engine involves disconnecting the battery, draining fluids, removing the intake and exhaust systems, and detaching the transmission and engine mounts. Use a hoist to lift the engine out and reverse the steps to install the new one. Ensure all connections are secure and refill fluids before testing. Professional assistance is recommended for this complex task.
Q4 What should I do if my 3.7L engine is misfiring?
What should I do if my 3.7L engine is misfiring?
Misfiring in the 3.7L engine can result from faulty spark plugs, a clogged fuel injector, or a failing ignition coil. Start by inspecting and replacing spark plugs. If the issue persists, check the fuel injectors and ignition coils. Use an OBD-II scanner to identify specific error codes and address the underlying cause.
Q5 How can I optimize the performance of my 3.7L engine?
How can I optimize the performance of my 3.7L engine?
To optimize performance, use high-quality synthetic oil, upgrade to a high-flow air filter, and ensure the exhaust system is free of restrictions. Regularly clean the throttle body and fuel injectors. Consider a performance tune to adjust the engine's ECU settings for improved power and efficiency. Always follow manufacturer guidelines to avoid voiding warranties.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2004-2012 GMC Canyon Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and troubleshooting for the 3.7L engine and other components of the GMC Canyon.
Technical Service Bulletin for 3.7L Engine Updates
Coming SoonDetails common issues, recalls, and updates for the 3.7L engine, including recommended fixes and part replacements.
GMC Canyon Parts and Accessories Catalog
Coming SoonCatalog listing OEM and aftermarket parts compatible with the 2004-2012 GMC Canyon, including engine components and accessories.
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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.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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