SERVICE PARK BRAKE
For vehicles with the electric parking brake, this message displays if a problem is detected with the electric parking brake system. See your dealer for service.
See also:
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
Rear Compartment
Fuse Block
(CTS Coupe and Sedan)
The rear compartment fuse block is
located on top of the battery, on the
right side of the trunk. The battery
access door must be removed to
access the fuse block.
The vehicle may not be equi ...
Automatic Operation
AUTO (Automatic): When automatic operation is active the system will control
the inside temperature, the air delivery, and the fan speed.
Use the steps below to place the entire system in automatic ...