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:
Using the Digit Store Command
The digit store command allows a phone number to be stored by entering the digits individually.
1. Press
.
► For vehicles without a navigation system, the system responds “Ready,” followe ...
Electric Parking Brake Light
The Electric Parking Brake (EPB) light should come on briefly as the engine is
started. If it does not come on, have the vehicle serviced by your dealer.
The parking brake status light comes on w ...
Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to check
tire pressure levels. The TPMS sensors monitor the air pressure in your tires and
transmit tire pressure readings ...