Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
Rear Vision Camera Error Messages
SERVICE REAR VISION CAMERA SYSTEM: This message can display on the radio screen
when the system is not receiving information it requires from other vehicle systems.
If any other problem occurs or i ...
AM-FM Radio and AM-FM Radio with CD Player
To set the clock:
1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then press the button to turn the radio on.
2. Press the button until the hour numbers begin to flash, then turn the knob t ...
Noise Control System
The following information relates to compliance with federal noise emission standards for vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 4 536 kg (10,000 lbs). The noise control syste ...