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 the vehic ...

How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation cannot be determined by looking at the tire. Check the tire inflation pressure when the tires are cold, meaning t ...

Cupholders
Vehicles with cupholders have them located on and behind the center console and in the rear seat armrest. Pull the loop down on the rear seat armrest to access the cupholders. Pull downward on the co ...