Engine Oil Additives
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all you will need for good performance and engine protection.
See also:
How OnStar® Service Works
In order to provide you with OnStar® services, your
vehicle’s OnStar® system has the capability of
recording and transmitting vehicle information.
This information is automatically sent to an ...
Starter Switch Check
WARNING:
When you are doing this inspection, the vehicle
could move suddenly. If the vehicle moves, you or
others could be injured.
1. Before starting this check, be sure there is enough
room ...
Brake Fluid
Your brake master
cylinder reservoir is
filled with DOT-3 brake
fluid.
There are only two reasons why the brake fluid
level in the reservoir might go down. The first
is that the brake fluid go ...