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:

    Power Door Locks
    Select Power Door Locks and the following will be displayed: - Unlocked Door Anti Lock Out - Auto Door Unlock - Delayed Door Lock ...

    Storing a Flat or Spare Tire and Tools
    WARNING Storing a jack, a tire, or other equipment in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all th ...

    Maintenance When Trailer Towing
    The vehicle needs service more often when pulling a trailer. See this manual's Maintenance Schedule or Index for more information. Things that are especially important in trailer operation a ...