OnStar Services

See also:

Engine Cooling System Messages
A/C OFF DUE TO HIGH ENGINE TEMP This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning com ...

Noise, Ride & Handling
A defining attribute of GM's latest crossovers is improved noise insulation. Road and wind noise are hushed, leaving the cabin exceptionally quiet — at least until you hit a bump. The suspension ...

Emergency
With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it. Push to connect to an Emergency Advisor. GPS technology is used to iden ...