Current and Past Models

Technical Service Bulletins and Manuals are available for current and past model GM vehicles.

ORDER TOLL FREE:

1-800-551-4123 Monday – Friday 8:00 AM – 6:00 PM Eastern Time

For Credit Card Orders Only (VISA-MasterCard-Discover), visit Helm, Inc. at: www.helminc.com.

Or write to:

Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170

Prices are subject to change without notice and without incurring obligation. Allow ample time for delivery.

All listed prices are quoted in U.S.

funds. Make checks payable in U.S. funds.

    See also:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has ch ...

    Removing the Spare Tire and Tools
    To access the spare tire and tools: 1. Open the liftgate. See Liftgate . 2. Press on the bottom of the handle assembly to unlatch it and lift up on the handle. The prop rod locks into pl ...

    Parking Brake (Electric)
    WARNING! On vehicles with a manual transmission, releasing the clutch and pressing the accelerator will release the Electric Parking Brake. If the vehicle is not in a gear, the vehicle coul ...