GMC Sonoma 1994-2004 2.2L Engine Specifications
Explore detailed technical specifications for the 2.2L engine in the 1994-2004 GMC Sonoma. Learn about engine performance, maintenance, and repair tips for optimal reliability and efficiency.
Overview Specifications
This document provides detailed specifications and information about the 2.2L engine used in the 1994-2004 GMC Sonoma. It includes technical details, performance metrics, and maintenance insights. Use this guide to understand the engine's features, troubleshoot issues, or enhance its performance. The document is structured into sections for easy navigation and includes a quick reference table for key specifications.
How to Use
Use the search functionality to find specific terms or topics within the document. Enter keywords related to the 2.2L engine, such as 'horsepower' or 'fuel system', to quickly locate relevant information.
Navigate through the document by scrolling through the sections or using the table of contents. Each section is labeled clearly, and subsections provide detailed points for easy reference.
Key Specifications
Horsepower
120 hp
Torque
130 lb-ft
Displacement
2.2L
Fuel Efficiency
20/26 mpg
Compression Ratio
9.0:1
Available Specifications
Engine Performance
This section covers the performance characteristics of the 2.2L engine, including horsepower, torque, and fuel efficiency. It also discusses how these metrics impact the driving experience and overall vehicle performance.
Engine Performance
This section covers the performance characteristics of the 2.2L engine, including horsepower, torque, and fuel efficiency. It also discusses how these metrics impact the driving experience and overall vehicle performance.
Power Output
- Horsepower: 120 hp @ 5200 rpm
- Torque: 130 lb-ft @ 3600 rpm
- Fuel efficiency: 20 mpg city / 26 mpg highway
- Compression ratio: 9.0:1
- Engine type: Inline 4-cylinder
- Fuel system: Sequential multi-port fuel injection
Driving Dynamics
- Smooth acceleration due to balanced power delivery
- Reliable performance in various driving conditions
- Low-end torque for improved towing capacity
- Quiet operation with minimal vibration
Technical Specifications
This section provides detailed technical specifications of the 2.2L engine, including dimensions, materials, and internal components. It is useful for understanding the engine's design and construction.
Technical Specifications
This section provides detailed technical specifications of the 2.2L engine, including dimensions, materials, and internal components. It is useful for understanding the engine's design and construction.
Engine Dimensions
- Displacement: 2.2 liters (2199 cc)
- Bore: 3.50 inches
- Stroke: 3.30 inches
- Block material: Cast iron
- Cylinder head material: Aluminum
- Valvetrain: Overhead valve (OHV)
Internal Components
- Pistons: Forged aluminum
- Connecting rods: Steel
- Crankshaft: Cast iron
- Camshaft: Single overhead
- Timing system: Chain-driven
Maintenance and Care
This section outlines maintenance practices and care tips for the 2.2L engine. It includes recommended service intervals, common issues, and solutions to ensure longevity and reliability.
Maintenance and Care
This section outlines maintenance practices and care tips for the 2.2L engine. It includes recommended service intervals, common issues, and solutions to ensure longevity and reliability.
Routine Maintenance
- Oil change interval: Every 3,000 miles
- Spark plug replacement: Every 30,000 miles
- Air filter replacement: Every 15,000 miles
- Coolant flush: Every 50,000 miles
- Timing chain inspection: Every 60,000 miles
Common Issues
- Oil leaks from valve cover gasket
- Timing chain wear over time
- Coolant system clogs
- Ignition coil failures
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Engine Specifications
Overview
- Type
- Inline 4-cylinder
- Configuration
- Naturally aspirated
- Platform
- GM LK5
- Material
- Cast iron block, aluminum head
- Location
- Front longitudinal
Dimensions
- Length
- 22.5 inches (571.5 mm)
- Width
- 18.3 inches (464.8 mm)
- Height
- 20.7 inches (525.8 mm)
- Weight
- 315 lbs (143 kg)
- Displacement
- 134.2 cubic inches (2.2 liters)
- Bore
- 3.43 inches (87 mm)
- Stroke
- 3.62 inches (92 mm)
Materials
- Block
- Cast iron
- Cylinder Head
- Aluminum
- Pistons
- Aluminum alloy
- Crankshaft
- Forged steel
- Valves
- Stainless steel
Features
- Fuel System
-
- Multi-port fuel injection
- Electronic control unit (ECU)
- Throttle body injection (TBI)
- Ignition System
-
- Distributorless ignition system (DIS)
- Coil-on-plug design
- Electronic spark timing
- Cooling System
-
- Water-cooled
- Electric fan
- Thermostat-controlled
- Emission Control
-
- Catalytic converter
- EGR valve
- PCV system
- Performance
-
- Horsepower: 115 hp @ 4800 rpm
- Torque: 135 lb-ft @ 2800 rpm
- Compression ratio: 8.9:1
Safety Features
- Engine Protection
-
- Low oil pressure shutdown
- Overheat warning system
- Emission Compliance
-
- OBD-II compliant
- Meets EPA Tier 1 standards
Comfort Features
- Noise Reduction
-
- Balanced shaft for reduced vibration
- Acoustic engine cover
- Performance
-
- Smooth power delivery
- Responsive throttle
Accessories
- Engine Components
-
- Alternator
- Starter motor
- Power steering pump
- Cooling System
-
- Radiator
- Water pump
- Coolant reservoir
- Fuel System
-
- Fuel pump
- Fuel filter
- Fuel injectors
Maintenance
- Service interval
- Every 7,500 miles or 12 months
- Service Items
-
- Oil and filter change
- Spark plug replacement
- Air filter inspection
- Coolant level check
- Timing belt inspection
- Maintenance Notes
- Use 5W-30 synthetic oil for optimal performance
Warranty
- Basic
- 3 years/36,000 miles
- Powertrain
- 5 years/60,000 miles
- Emission
- 8 years/80,000 miles
- Corrosion
- 6 years/100,000 miles
- Warranty Terms
- Covers defects in materials and workmanship
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Casting for engine block
- CNC machining for precision
- Assembly line production
- Quality Control
- Testing: Dyno testing for performanceinspection: Visual and electronic inspection
- Sustainability Practices
-
- Recycling of metal scraps
- Emission-controlled manufacturing
- Production Metrics
- Units Per Day: 500Defect Rate: 0.1%
Service Information for 2.2l engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Inspect air filter
- Check coolant level
- Inspect spark plugs
- Check timing belt
Use synthetic oil for better performance
- Replace air filter
- Replace fuel filter
- Inspect coolant system
- Check ignition system
- Inspect belts and hoses
Replace components as needed
- Replace timing belt
- Replace coolant
- Replace spark plugs
- Inspect fuel injectors
- Check compression
Critical to replace timing belt to avoid engine damage
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 2.2L engine compatible with all 1994-2004 GMC Sonoma models?
Is the 2.2L engine compatible with all 1994-2004 GMC Sonoma models?
The 2.2L engine is compatible with most 1994-2004 GMC Sonoma models, but compatibility may vary based on trim levels and specific configurations. It is essential to verify your vehicle’s VIN and consult the manufacturer’s guidelines to ensure proper fitment. Additionally, check for any modifications or aftermarket parts that may affect compatibility.
Q2 What are the maintenance requirements for the 2.2L engine?
What are the maintenance requirements for the 2.2L engine?
Regular maintenance for the 2.2L engine includes oil changes every 3,000-5,000 miles, air filter replacements every 15,000 miles, and spark plug inspections every 30,000 miles. Coolant should be flushed every 50,000 miles, and the timing belt must be checked and replaced as per the manufacturer’s recommendations to prevent engine damage.
Q3 How do I replace the 2.2L engine in my GMC Sonoma?
How do I replace the 2.2L engine in my GMC Sonoma?
To replace the 2.2L engine, first, disconnect the battery and drain all fluids. Remove the engine components, including the intake manifold, exhaust system, and accessories. Use an engine hoist to lift the old engine out. Install the new engine by reversing the removal process, ensuring all connections are secure. Torque bolts to the manufacturer’s specifications and refill fluids before testing.
Q4 What should I do if my 2.2L engine is overheating?
What should I do if my 2.2L engine is overheating?
If your 2.2L engine is overheating, first check the coolant level and inspect for leaks. Ensure the radiator and thermostat are functioning correctly. Clean any debris from the radiator fins and verify the water pump’s operation. If the issue persists, inspect the head gasket for damage or consult a professional mechanic for advanced diagnostics.
Q5 How can I optimize the performance of my 2.2L engine?
How can I optimize the performance of my 2.2L engine?
To optimize the 2.2L engine’s performance, use high-quality synthetic oil and ensure regular tune-ups. Upgrade the air intake and exhaust systems for better airflow. Consider installing a performance chip or reprogramming the ECU for improved fuel efficiency and power. Regularly clean fuel injectors and maintain proper tire pressure for optimal results.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
1994-2004 GMC Sonoma Service Manual
Coming SoonThis comprehensive manual covers all technical aspects of the 2.2L engine, including repair procedures, maintenance schedules, and troubleshooting tips.
TSB: 2.2L Engine Timing Belt Replacement
Coming SoonThis technical service bulletin provides updated guidelines for timing belt replacement on the 2.2L engine, including recommended intervals and procedures.
GMC Sonoma Parts and Accessories Catalog
Coming SoonThis catalog lists all OEM and aftermarket parts compatible with the 2.2L engine, including performance upgrades and replacement components.
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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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