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:

    Starting the Vehicle with a Low Transmitter Battery
    Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See “Replace Battery In Remote Key” under Key and Lock Messages for additional information. If the trans ...

    Cruise Control
    WARNING Cruise control can be dangerous where you cannot drive safely at a steady speed. So, do not use the cruise control on winding roads or in heavy traffic. Cruise control can be dangerou ...

    Safety
    The CTS sedan performed well in crash tests conducted by the Insurance Institute for Highway Safety and the National Highway Traffic Safety Administration. It received the IIHS' 2012 Top Safety Pi ...