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:

    Adjusting the Treble, Midrange, and Bass
    1. Press the TONE button. 2. Select Treble, Midrange, or Bass. 3. Select the value. Press the BACK button to go back to the Tone Settings menu. ...

    Recording from MP3/WMA Discs or USB Storage Devices
    USB Host Support The USB connector uses the USB standards, 1.1 and 2.0. USB Supported Devices • USB Flash Drives • Portable USB Hard Drives Recording to MEM Press REC , then select Record ...

    Hood
    To open the hood: 1. Pull up on the hood release handle with this symbol on it. It is located inside the vehicle to the left of the steering column. 2. Go to the front of the vehicle and move t ...