Engine Coolant
The cooling system in the vehicle for all engines and the intercooler is filled with DEX-COOL®. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first.
The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating.
See also:
When to Check Power Steering Fluid
It is not necessary to regularly check power steering fluid unless there is a
leak suspected in the system or an unusual noise is heard. A fluid loss in this
system could indicate a problem. Have ...
OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services.
The OnStar system s ...
Additional Factors Affecting System Operation
Safety belts help keep the passenger in position on the seat during vehicle
maneuvers and braking, which helps the passenger sensing system maintain the
passenger airbag status.
See “Safety Belts ...