See also:

Flash-to-Pass
Use your high-beam headlamps to signal to a driver in front that you want to pass. It works even if the headlamps are in the automatic position. To use it, pull the turn signal lever toward you, th ...

Tire Sealant and Compressor Kit
WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhaust may enter the vehicle. Engine exhaust contains carbon monoxide (CO) which cannot be seen or sm ...

TTY Users
OnStar has the ability to communicate to the deaf, hard–of–hearing, or speech–impaired customers while in the vehicle. The available dealer–installed TTY system can provide in-vehicle acces ...