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
P.O. Box 07130
Detroit, MI 48207

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:

    Satellite Radio
    For vehicles equipped with the MyLink or IntelliLink infotainment system, see the separate MyLink/ IntelliLink Features and Functions Guide for more information. Vehicles with an XM Satellite Radio ...

    Low Fuel Warning Light
    This light comes on for a few seconds when the ignition is turned on as a check to indicate it is working. If it does not come on, have it fixed. The low fuel warning light comes on and a chime s ...

    Driver Efficiency Gauge
    For eAssist vehicles, this gauge assists in driving efficiently and will vary based on driver input. To maximize efficiency, keep the gauge pointed in the solid green zone in the center of ...