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:
Remote Vehicle Start
For vehicles with this feature, the
engine can be started from outside
of the vehicle. ...
Passing
More passing distance is needed when towing a trailer. Because the rig is
longer, it is necessary to go farther beyond the passed vehicle before
returning to the lane. ...
Roadside Service
U.S.: 1-800-224-1400
Canada: 1-800-882-1112
TTY Users (U.S. only): 1-888-889-2438
Mexico: 01-800-466-0805
As the owner of a new Cadillac, you are automatically enrolled in the Roadside
Service p ...