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:
Hill and Mountain Roads
Driving on steep hills or through mountains is different
than driving on flat or rolling terrain. Tips for driving
in these conditions include:
• Keep the vehicle serviced and in good shape.
â ...
Vehicle Personalization
Some vehicle features can be
programmed by using the audio
system controls. These features
include:
• Climate and Air Quality
• Comfort and Convenience
• Collision/Detection Systems
†...
Climate Control System
A. Temperature Control
B. Air Delivery Modes
C. Fan Control
D. Recirculation
E. Air Conditioning
F. Rear Window Defogger
G. Defrost ...