See also:

When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and mile ...

Before Driving Off-Road
○ Have all necessary maintenance and service work completed. ○ Fuel the vehicle, fill fluid levels, and check inflation pressure in all tires, including the spare, if equipped. ○ ...

Starting the Engine
If the vehicle has a diesel engine, see the Duramax diesel supplement for more information. If the vehicle is a hybrid, see the hybrid supplement for more information. Notice: Do not try to shift to ...