Flash-to-Pass
This feature is used to signal to the vehicle ahead that you want to pass.
If the headlamps are off or in the low-beam position, pull the turn signal lever toward you to momentarily switch to high beams.
Release the lever to turn the high-beam headlamps off.
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 ...
Storing Memory Positions
To save into memory:
1. Adjust the driver seat, seatback recliner, both outside mirrors, and the throttle and brake pedals, if equipped.
See Power Mirrors on page 2‑15 and Adjustable Throttle ...
Manual Rearview Mirror
Adjust the inside rearview mirror for a clear view of the area behind your vehicle. To avoid glare of the headlamps from behind, move the lever to the right for nighttime use and to the center for day ...