What to Use
Read the manufacturer's instructions before refilling the windshield washer fluid. If operating the vehicle in an area where the temperature may fall below freezing, use a fluid that has sufficient protection against freezing.
See also:
Engine Overheating
The vehicle has an indicator to warn of engine overheating. There is an engine
coolant temperature warning light on the vehicle's instrument panel. See Engine
Coolant Temperature Gauge on page ...
Air Vents
Use the air outlets, located in the center and on the side of the instrument
panel, to direct the airflow. Use the thumbwheels located near the center air outlets,
to open or close off the airflow ...
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 the vehic ...