Service Recommendations:

The service recommendations listed in this brochure are to be used as a guide to keep your vehicle in good operating condition. Information provided is based on normal day to day driving conditions. Severe driving conditions will require additional or more frequent service intervals.

SEVERE conditions include:
• Towing a trailer
• Operating in hilly terrain
• Commercial use
• Off road usage
• Stop-and-go city traffic
• Inclement weather

Time and mileage intervals listed are a compilation of recommendations from General Motors, other manufacturers and other reputable third party companies who service the automotive industry.

Please refer to your vehicles owner's manual for factory specific service requirements and recommendations. Your driving habits, environment and weather conditions should also be taken into account when maintaining your vehicle.

 7,500 Miles & 15,000 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed

22,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Change transfer case fluid (applies to 4WD Extreme Duty)

30,000 Miles & 37,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed

45,000 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Replace engine air cleaner filter (or every 4 years, whichever occurs first)
• Change automatic transmission fluid (Applies to severe)
• Change transfer case fluid (applies to 4WD severe)
• Change brake fluid (or every 3 years, whichever occurs first)
• Replace clutch fluid (or every 3 years, whichever occurs first/applies to manual)
• Inspect evaporative control system

52,000 Miles & 60,000 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
67,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Change transfer case fluid (applies to 4WD Extreme Duty)

75,000 Miles & 82,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed

90,000 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Replace engine air cleaner filter (or every 4 years, whichever occurs first)
• Change automatic transmission fluid (Applies to severe)
• Change transfer case fluid (applies to 4WD severe)
• Change brake fluid (or every 3 years, whichever occurs first)
• Replace clutch fluid (or every 3 years, whichever occurs first/applies to manual)
• Inspect evaporative control system

97,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace spark plugs and inspect spark plug wires






105,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed

112,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Change transfer case fluid (applies to 4WD Extreme Duty)

120,000 Miles & 127,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed

135,000 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed
• Replace passenger compartment air filter (or 2 years, whichever comes first)
• Replace engine air cleaner filter (or every 4 years, whichever occurs first)
• Change automatic transmission fluid (Applies to severe)
• Change transfer case fluid (applies to 4WD severe)
• Change brake fluid (or every 3 years, whichever occurs first)
• Replace clutch fluid (or every 3 years, whichever occurs first/applies to manual)
• Inspect evaporative control system

142,500 Miles
• Rotate tires, if recommended for the vehicle, and perform required services. Check engine oil level and oil life percentage.
• Change engine oil and filter if needed