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 Start Auto Seat Cool
When on, this feature will turn the vented seats on when using remote start
on warm days.
Press the MENU/SELECT knob when Remote Start Auto Seat Cool is highlighted.
Turn the knob to select On or ...
When It Is Time for
New Tires
Factors such as maintenance,
temperatures, driving speeds,
vehicle loading, and road conditions
affect the wear rate of the tires.
Treadwear indicators are one way
to tell when it is time f ...
Road Sensing Suspension
The Road Sensing Suspension (RSS) feature provides superior vehicle ride and
handling under a variety of passenger and loading conditions.
The system is fully automatic and uses a computer controll ...






