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:

    Engine Oil Messages
    CHANGE ENGINE OIL SOON This message displays when the engine oil needs to be changed. When you change the engine oil, be sure to reset the Oil Life System. See Engine Oil Life System, Driver ...

    Using UHP with Infotainment Controls
    Pairing a Phone If your mobile phone has simple pairing or auto discovery features, they need to be turned off before the mobile phone can be paired to the UHP system. Reference the mobile phone ...

    Digital Signal Processing (DSP)
    If the radio has this feature, it has either a Bose® sound system or a Bose® 5.1 Cabin Surround® sound system. DSP is used to provide a choice of different listening experiences. To choose ...