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 on page 9‑112. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    How to Add Coolant to the Coolant Surge Tank for Gasoline Engines
    If the vehicle has a diesel engine, see “Cooling System” in the Duramax Diesel Supplement for the proper coolant fill procedure. WARNING You can be burned if you spill coolant on hot engine part ...

    Where Are the Airbags?
    The driver airbag is in the middle of the steering wheel. The right front passenger airbag is in the instrument panel on the passenger side. Driver Side Shown, Passenger Side Similar If the v ...

    Radio Data System (RDS)
    The Radio Data System (RDS) feature is available for use only on FM stations that broadcast RDS information. This system relies upon receiving specific information from these stations and only works w ...