OnStar Services

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How to Add Coolant to the Recovery 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. Notic ...

Headphones
A. Battery Cover B. Channel 1 or 2 Switch C. Power Button D. Volume Control E. Power Indicator Light RSE includes two 2-channel wireless headphones. Channel 1 is dedicated to the DVD player, ...

Power Door Locks
Base Model Uplevel Model (Unlock): Press to unlock the doors. (Lock): Press to lock the doors. ...