Service Vehicle Messages
SERVICE A/C SYSTEM
This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working.
Have the climate control system serviced by your dealer if you notice a drop in heating and air conditioning efficiency.
SERVICE VEHICLE SOON
This message displays when a non-emissions related malfunction occurs. Have the vehicle serviced by your dealer as soon as possible.
See also:
Recalling Button Memory Positions
To recall the manually saved Button Memory positions, press and hold “1” or
“2.” The driver seat, outside mirrors, and adjustable pedals, if available,
move to the positions stored to those buttons ...
LEARN DELAY ACTIVE
WAIT XX MIN (MINUTES)
If the vehicle has the keyless
access system, this message
displays when matching new
transmitters to the vehicle.
See the Keyless Access information
for Remote Keyless Entry (RKE)
System O ...
Unable to Connect to OnStar
Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push to try the
call again or try again after driving a
few miles into ...






