Uniform Tire Quality Grading

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

See also:

Security Light
This light will come on briefly when you turn the key toward START. The light will stay on until the engine starts. If the light flashes, the Passlock® system has entered a tamper mode. If t ...

Door Ajar Messages
DRIVER DOOR OPEN This message may display when the driver door is open. Close the door completely. HOOD OPEN This message will display when the hood is open. Close the hood completely. LEFT REAR D ...

Insuring Your Vehicle
Protect your investment in your GM vehicle with comprehensive and collision insurance coverage. There are significant differences in the quality of coverage afforded by various insurance policy ...