OnStar Services
See also:
Brake System Warning Light
The vehicle brake system consists
of two hydraulic circuits. If one
circuit is not working, the remaining
circuit can still work to stop the
vehicle. For normal braking
performance, both cir ...
Customer Satisfaction Procedure
Your satisfaction and goodwill are important
to your dealer and to Buick. Normally, any
concerns with the sales transaction or the
operation of your vehicle will be resolved by your
GM dealer’s ...
Sensors
The solar sensor, located in the defrost grille, in the
middle of the instrument panel, monitors the solar
radiation. Do not cover the solar sensor or the system
will not work properly.
There ...
