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:

    Rear Window Wiper/Washer
    For vehicles with a rear window wiper/washer, the controls are on the end of the windshield wiper lever. Press the upper or lower portion of the button to control the rear wiper and rear ...

    Ride Control System Messages
    SERVICE STABILITRAK If your vehicle has StabiliTrak and this message displays, it means there may be a problem with the StabiliTrak system. If you see this message, try to reset the system. Stop; ...

    Checking Coolant in the Intercooler System (CTS-V)
    The vehicle must be on a level surface when checking the coolant level. The super charged engine intercooler coolant fill neck is located in the engine compartment on the passenger side of ...