See also:

Remote Start Auto Seat Cool
When on, this feature will turn the vented seats on when using remote start on warm days. Press the MENU/SELECT knob when Remote Start Auto Seat Cool is highlighted. Turn the knob to select On or ...

Weight of the Trailer
How heavy can a trailer safely be? It depends on how the rig is used. Speed, altitude, road grades, outside temperature and how much the vehicle is used to pull a trailer are all important. It can ...

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 v ...