Setting the Clock
To set the time and date:
1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then press
, to turn the radio on.
2. Press
to display HR, MIN, MM, DD, and YYYY (hour, minute, month, day, and year).
3. Press the softkey located under any one of the labels to be changed.
4. To increase or decrease the time or date, turn
clockwise or counter-clockwise.
For detailed instructions on setting the clock for the vehicle's specific audio system, see Clock on page 5‑8.
See also:
Online Owner Center
GMC Owner Center (U.S.) www.gmcownercenter.com
Information and services customized for your specific vehicle — all in one convenient place.
• Digital owner manual, warranty information, and more ...
Care of CDs
If playing a CD-R, the sound quality can be reduced due to CD-R or CD-RW quality, the method of recording, the quality of the music that has been recorded, and the way the CD-R or CD-RW has been handl ...
Key Lock Release
Vehicles with an automatic transmission are equipped with an electronic key lock
release system.
The key lock release is designed to prevent ignition key removal unless the shift
lever is in P ...





