See also:

Safety and security
As with all vehicles built on GM's new full-size SUV platform, the '07 Yukon family features a 360-degree safety system designed around the pillars of occupant protection, driver control and perso ...

Tire Messages
TIRE LOW ADD AIR TO TIRE On vehicles with the Tire Pressure Monitor System (TPMS), this message displays when the pressure in one or more of the vehicle's tires is low. This message also displays LE ...

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 ...