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:
The Inside
If I had to drive forever in the Escalade's optional heated and cooled seats,
I don't think I could complain. Why every luxury car doesn't come with
ventilation is a mystery. On a hot hour-long ri ...
Services Not Included in
Roadside Assistance
Roadside Assistance does not
cover or reimburse services for the
following:
- Events caused by fraud or bad
faith by the driver.
- Vehicle immobilization
situations due to a major force
or ...
Overheated Engine Protection Operating Mode
If an overheated engine condition exists and the ENGINE POWER IS REDUCED message
is displayed, an overheat protection mode which alternates firing groups of cylinders
helps prevent engine damage. ...






