The cooling system allows the engine to maintain the correct working temperature.

Warning
Do not run the engine if there is a leak. If you run the engine, it could lose all coolant. That could cause an engine fire, and you could be burned. Get any leak fixed before you drive the vehicle.
Caution
Using coolant other than DEX-COOL® can cause premature engine, heater core, or radiator corrosion. In addition, the engine coolant could require changing sooner. Any repairs would not be covered by the vehicle warranty. Always use DEX-COOL (silicate-free) coolant in the vehicle.
Engine Air Cleaner/Filter
Engine CoolantBody Component Lubrication
Lubricate all key lock cylinders, hood hinges, liftgate hinges, steel fuel door
hinge, unless the components are plastic. Applying silicone grease on weatherstrips
with a clean cloth will make them last longer, seal better, and not stick or squeak.
Underbody Maintenance
At least twice a year, ...
Connections
The required specific Onstar subscription plan includes the services that follow
to help customers stay connected.
For coverage maps, see www.onstar.com (U.S.) or www.onstar.ca (Canada).
WiFi Connectivity (If Equipped)
The vehicle has a WiFi hotspot that provides a high-speed, wireless Internet ...
How to Wear Safety Belts Properly
This section is only for people of adult size.
There are special things to know about safety belts and children. And there are
different rules for smaller children and infants. If a child will be riding in the
vehicle, see Older Children on page 3-32 or Infants and Young Children on page 3-34.
...