Engine Coolant
The cooling system in the vehicle is filled with DEX-COOL engine coolant. 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:
Pulling a Trailer
Here are some important points:
• There are many laws, including
speed limit restrictions that apply
to trailering. Check for legal
requirements.
• Do not tow a trailer at all during
the ...
Vehicle and Power Issues
OnStar services require a vehicle
electrical system, wireless service,
and GPS satellite technologies to be
available and operating for features
to function properly. These systems
may not o ...
Compass
There is a compass display in the Driver Information Center (DIC). The compass
receives its heading and other information from the Global Positioning System (GPS)
antenna, StabiliTrak, and vehicle ...