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:

    CTS in the Market
    It's hard to overstate what the CTS has meant to Cadillac from a design and performance perspective. It's been the cornerstone of the brand's reinvention over the past decade and has come to repre ...

    Power Assist Steps
    The vehicle may have power assist steps. To enable or disable the power assist steps push . The power assist steps automatically extend from beneath the vehicle on the side in which the door ha ...

    Rear Seats
    Split Folding Seatbacks With this feature, either side of the rear seatback can be folded down for more cargo space. Folding the Seatbacks Notice: Folding a rear seat with the safety belts s ...