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:
Home Page Features
Various functions are disabled when
the vehicle is moving.
Press the Now Playing screen
button to display the active source
page. The sources available are
AM, FM, XM (if equipped), CD,
USB ...
Recreational Vehicle Towing
Recreational vehicle towing means
towing the vehicle behind another
vehicle such as a motor home. The
two most common types of
recreational vehicle towing are
known as dinghy towing and doll ...
Air Vents
Air Vents
Use the louvers located on the air vents to change the direction of the airflow.
Use the thumbwheels near the air vents to control the amount of airflow or to
shut off the airflow.
Oper ...