Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Linking to a Different Phone
    1. Press and hold for two seconds. The system responds with “Ready” followed by a tone. 2. Say “Bluetooth”. The system responds with “Bluetooth ready” followed by a tone. 3. Say ...

    Traction Control System (TCS) Warning Light
    For vehicles with a Traction Control System (TCS) and StabiliTrak® warning light, this light comes on briefly when the engine is started. If it does not, have the vehicle serviced by you ...

    Tire Sealant
    Read and follow the safe handling instructions on the label adhered to the compressor. Check the tire sealant expiration date on the sealant canister. The sealant canister should be replaced befo ...