Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008COLORADO 2WD L5-3.7LREPAIR AND DIAGNOSISMAINTENANCETECHNICAL SERVICE BULLETINS
2008 Chevrolet Colorado 2WD L5-3.7L
Maintenance: Technical Service Bulletins
2008 Chevrolet Colorado 2WD L5-3.7LSECTION Technical Service Bulletins
- Customer Interest
- Electrical - Dead Battery/No Crank/No Start
- Wheels/Tires - Vibration While Driving
- Brakes - Squeak Noise On Brake Pedal Application
- Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
- Ignition System - Runs Rough MIL/ON DTC P0300/P0306
- Tires/Wheels - Tire Slowly Goes Flat/Warning Light ON
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- Steering - Power Steering Leaking Fluid
- Tires/Wheels - Vibration Shortly After Tires Are Mounted on Rim
- By Symptom
- Abnormal wear/deterioration
- Abnormal/Uneven wear
- Customer Interest
- Electrical - Dead Battery/No Crank/No Start
- Wheels/Tires - Vibration While Driving
- Brakes - Squeak Noise On Brake Pedal Application
- Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
- Ignition System - Runs Rough MIL/ON DTC P0300/P0306
- Tires/Wheels - Tire Slowly Goes Flat/Warning Light ON
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- Steering - Power Steering Leaking Fluid
- Tires/Wheels - Vibration Shortly After Tires Are Mounted on Rim
- Driveability
- Leaks
- Noise
- Starting problems
- Vibration
- All Technical Service Bulletins
- Engine - GM dexos 1(R) and dexos 2(R) Oil Specifications/Info.
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- Accessory Package - Cargo Capacity Reduction Label
- Electrical - Aftermarket Fuse Warning
- Cooling System - DEX-COOL(R) Coolant Leak Detection Dye
- Tire Monitor System - Various Concerns
- Wheels/Tires - 18 Inch Accessory Wheel Information
- Wheels - Chrome Wheel Brake Dust Accumulation/Pitting
- A/C - Refrigerant Recovery/Recycling/Equipment
- Tires - Minimizing Damage to TPM Sensors
- Tire Monitor System - TPM Sensor Information
- Tires - Temporary Compact Spare Tire Sidewall Cracking
- Electrical - Dead Battery/No Crank/No Start
- Wheels/Tires - Required Label When Changing Wheels/Tires
- Wheels/Tires - Upsized Wheel/Tire Characteristics
- Wheels/Tires - Vibration While Driving
- Brakes - Squeak Noise On Brake Pedal Application
- Wheels/Tires - Chrome/Steel Valve Stem Cap Precautions
- Engine - Noise/Damage Oil Filter Application Importance
- Engine - Drive Belt Misalignment Diagnostics
- Wheels/Tires - Accessory Wheel And Tire Information
- Wheels/Tires - Replacement Wheel Weight Information
- Tires/Wheels - Low Tire/Leaking Cast Aluminum Wheels
- Tires/Wheels - Tire Puncture Repair Procedures
- Tire Pressure Monitor - TPM System Overview
- Wheels - Changing Procedures/Precautions
- TPMS System - Service And Re-Learning Sensor IDs
- A/T - Water Or Coolant Contamination Information
- Steering/Suspension - Wheel Alignment Specifications
- Ignition System - Runs Rough MIL/ON DTC P0300/P0306
- Wheels/Tires - Refinishing Aluminum Wheels
- A/T - DEXRON(R)-VI Fluid Information
- Tire Pressure Monitor - TPM System Message/Service Tips
- Tires/Wheels - Tire Slowly Goes Flat/Warning Light ON
- Power Steering - Fluid Leaks Due to Extreme Low Temps
- A/T - Fluid Oil Cooler Flow Test
- Steering - Power Steering Leaking Fluid
- Tires/Wheels - Vibration Shortly After Tires Are Mounted on Rim
- Tires - Slight/Mild Edge Feathering Information
- Tires/Wheels - OE Tire Shake/Vibration Information
- Tires - Information On Proper Tire Pressure
- Wheels/Tires - Use Of Nitrogen Gas In Tires
- Wheels/Tires - Proper Wheel Installation/Wheel Torque Technique
- Tires/Wheels - Information on Tire Radial Force Variation (RFV)
- Engine - GM Dexos 1(R) And 2(R) Oil Specifications
- Wheels - Chromed Aluminum Wheel Staining/Pitting/Corrosion
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.