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:

    Not quite midsize
    Like most mid-size entry-level luxury cars, the CTS has a fairly restrictive cabin. Although I can live with that, the hard front and very tight rear seats put a damper on the experience. Sure, it ...

    Pairing
    A Bluetooth—enabled cell phone must be paired to the Bluetooth system and then connected to the vehicle before it can be used. See your cell phone manufacturer's user guide for Bluetooth functions ...

    Before Driving
    The RSE is for rear seat passengers only. The driver cannot safely view the video screen while driving. In severe or extreme weather conditions the RSE system may not work until the temperature i ...