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:
Three—Way Calling
Three—way calling must be supported on the cell phone and enabled by the
wireless service carrier.
1. While on a call, press .
2. Say “Three—way call.” 3. Use the dial or call command to dial t ...
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 to ...
Trip/Fuel Display Menu Items
(Trip/Fuel): Press to display
the following menu items: ...






