OnStar Services

See also:

How to Add Coolant to the Surge Tank
WARNING You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol and it will burn if the engine parts are hot enough. Do not spill coolant on a hot engine ...

Engine Overheating
The vehicle has an indicator to warn of engine overheating. There is an engine coolant temperature warning light on the vehicle's instrument panel. See Engine Coolant Temperature Gauge. If t ...

XM Categories
XM stations are organized in categories. Removing or Adding Categories (Radio with CD and Radio with Six-Disc CD Only) 1. Press the CONFIG button. 2. Press the softkey below the XM tab. 3. ...