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:
Video Screen(s)
The video screen(s) are located in the overhead console.
To use the video screen(s):
1. Push the release button located on the overhead console.
2. Move the screen to the desired position.
When th ...
Compass
The vehicle may have a compass display on the Driver Information Center
(DIC). The compass receives its heading and other information from the Global
Positioning System (GPS) antenna, StabiliTrak, a ...
Compass Calibration
The compass can be manually
calibrated. Only calibrate the
compass in a magnetically clean
and safe location, such as an open
parking lot, where driving the
vehicle in circles is not a dange ...






