Driving and Operating
See also:
Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail GMC, the letter should be addressed to:
United States
GMC Customer Assistance ...
Lower Anchors and Tethers for Children (LATCH System)
The LATCH system holds a child restraint during driving or in a crash. This system
is designed to make installation of a child restraint easier. The LATCH system uses
anchors in the vehicle and at ...
Lumbar Adjustment
Eight-Way Power Seat Shown, Four-Way Similar
A. Lumbar Switch
If available, press and hold the front or rear of the switch (A) to increase
or decrease lumbar support. Release the switch when the ...





