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:

    Front Turn Signal Lamp (Base and Uplevel)
    To replace the Front Turn Signal Lamp: 1. Remove the turn signal lamp bulb socket from the headlamp assembly. 2. Remove the turn signal lamp bulb from the socket. 3. Replace the bulb in the bulb ...

    Fuel Additives
    To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control ...

    Trans (Transmission) Temp (Temperature) (CTS-V Only)
    This display shows the transmission fluid temperature in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...