At Each Fuel Stop
Once a Month
Engine Oil ChangeAutomatic Door Locks
If equipped, the vehicle is programmed so that when the doors are closed, the
ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions,
or the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors
and the liftgate will lock.
To unlock the d ...
Buying New Tires
GM has developed and matched specific tires for the vehicle. The original equipment
tires installed were designed to meet General Motors Tire Performance Criteria Specification
(TPC Spec) system rating. When replacement tires are needed, GM strongly recommends
buying tires with the same TPC Sp ...
Engine Oil
To ensure proper engine performance and long life, careful attention must be
paid to engine oil.
Following these simple, but important steps will help protect your investment:
Always use engine oil approved to the proper specification and of the proper
viscosity grade. See “Selecting the R ...