Radio Messages
CAL ERR (Calibration Error): The audio system has been calibrated for your vehicle from the factory. If CAL ERR displays, it means that the radio has not been configured properly for the vehicle and must be returned to your dealer for service.
LOCKED: This message is displayed when the THEFTLOCK® system has locked up. Take the vehicle to your dealer for service.
If any error occurs repeatedly, or if an error cannot be corrected, contact your dealer.
See also:
Volume Control
VOL/ (Volume/Power): Turn to
adjust the volume.
(Phone/Mute): For vehicles with
OnStar®, press and hold to mute
the infotainment system. Press and
hold again, or turn the VOL/
knob t ...
Windshield Wiper BladeReplacement
Windshield wiper blades should be inspected for
wear or cracking.
Allowing the wiper blade arm to touch the
windshield when no wiper blade is installed could
damage the windshield. Any damage that ...
When the System Does Not
Seem to Work Properly
The RVC system may not work
properly or display a clear image if:
• The RVC is turned off. See
“Turning the Rear Camera
System On or Off” earlier in this
section.
• It is dark.
• ...
