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:
If a Tire Goes Flat
It is unusual for a tire to blow out
while driving, especially if the tires
are maintained properly. See Tires. If air goes out of a
tire, it is much more likely to leak
out slowly. But if the ...
Cruise Control
The cruise control lets the vehicle maintain a speed of about 40 km/h (25 mph)
or more without keeping your foot on the accelerator. Cruise control does not work
at speeds below 40 km/h (25 mph).
...
Interior
Car shoppers might be confused by automakers using the term "premium" to
classify brands like Buick and Lincoln, rather than "luxury," but having two
classes is smart. The term ...