OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationClimate Control Systems
The heating, cooling, and ventilation for the vehicle can be controlled with
this system.
Fan Control
Air Conditioning
Recirculation
Temperature Control
Rear Window Defogger
Air Delivery Mode Control
(Fan Control): Turn clockwise or
counterclockwise to increase or decrease ...
Wheel Alignment and Tire Balance
The tires and wheels were aligned and balanced at the factory to provide the
longest tire life and best overall performance. Adjustments to wheel alignment and
tire balancing are not necessary on a regular basis. Consider an alignment check
if there is unusual tire wear or the vehicle is signi ...
Head Restraint Removal and Reinstallation
The rear outboard head restraints can be removed if they interfere with the proper
installation of the child restraint.
To remove the head restraint:
Partially fold the seatback forward. See Rear Seats on page 3-8 for additional
information.
Press both buttons on the head restrai ...