Your Responsibility
Increase the volume of the radio if the OnStar advisor cannot be heard.
If the light next to the OnStar buttons is red, the system may not be functioning properly. Press and request a vehicle diagnostic. If the light appears clear (no light is appearing), your OnStar subscription has expired and all services have been deactivated. Press to confirm that the OnStar equipment is active.
See also:
When to Inspect the Engine AirCleaner/Filter
Inspect the air cleaner/filter at the Maintenance II
intervals and replace at the first oil change after
each 50,000 mile (83 000 km) interval.
If you are driving in dusty/dirty
conditions, inspec ...
Windshield Washer Fluid
What to Use
When the vehicle needs windshield washer fluid, be
sure to read the manufacturer’s instructions before use.
If the vehicle will be operating in an area where the
temperature may fa ...
Brake Fluid
The brake master cylinder
reservoir is filled with DOT
3 brake fluid. See Engine
Compartment Overview for the location
of the reservoir.
There are only two reasons why the brake fluid level ...