Vehicle PersonalizationTire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(1) Passenger (P-Metric) Tire: The United States version of a metric tire sizing
system. The letter P as the first character in the tire size means a passenger vehicle
tire engineered to standards set by the U. ...
Traction Off Light
This light comes on briefly while
starting the engine. If it does not, have the vehicle serviced by your dealer. If
the system is working normally, the indicator light then turns off.
The traction off light comes on when the Traction Control System (TCS) has been
turned off by pressing and re ...
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 ...