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:

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

Playing a Specific Loaded CD
For every CD loaded, a number displays. To play a specific CD, first press the CD AUX button (if not already in CD mode), then press the numbered pushbutton that corresponds to the CD. A small b ...

Removing and Replacing the Floor Mats
Pull up on the rear of the floor mat to unlock each retainer and remove. Reinstall by lining up the floor mat retainer openings over the carpet retainers and snap into position. Make sure the fl ...