Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.
See also:
Driving for Better Fuel Economy
Driving habits can affect fuel
mileage. Here are some driving tips
to get the best fuel economy
possible.
• Avoid fast starts and accelerate
smoothly.
• Brake gradually and avoid
abrup ...
Driving On Grades
Reduce speed and shift to a lower gear before
you start down a long or steep downgrade. If you
don’t shift down, you might have to use your
brakes so much that they would get hot and no
longer w ...
How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate
the next engine oil change. To reset the system:
1. Turn the ignition to ON/RUN with the engine off.
2. Press t ...