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:
Portable Audio Devices
Some vehicles have a 3.5 mm (1/8 in) auxiliary input and a USB port located
in the center console.
External devices such as iPods®, laptop computers, MP3 players, CD changers,
and USB drives may ...
SERVICE PARKING ASSIST
This message displays if there is a
problem with the Ultrasonic Rear
Parking Assist (URPA) system.
Do not use this system to help you
park. See Ultrasonic Parking Assist for more information.
...
Buying New Tires
GM has developed and matched
specific tires for the vehicle. The
original equipment tires installed
were designed to meet General
Motors Tire Performance Criteria
Specification (TPC Spec) sy ...






