OnStar Personal Identification Number (PIN)
A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advisor. To change the OnStar PIN, call OnStar and provide the Advisor with the current number.
See also:
Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi).
See Maintenance Schedule on page 11‑3.
Tires are rotated to achieve a uniform wear for all tires.
The first rotation is the most important. ...
Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats.
P (Park): This position locks the front wheels. It is the best position to use when starting the engine becaus ...
What to Use
To determine what kind of fluid to use, see Recommended Fluids and Lubricants on page 11‑12. Always use the proper fluid.
Notice: Use of the incorrect fluid may damage the vehicle and the damag ...