See also:

STS adds direct-injection V-6
For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...

SERVICE PARK BRAKE
For vehicles with the electric parking brake, this message displays if a problem is detected with the electric parking brake system. See your dealer for service. ...

All-Wheel Drive
Transfer Case When to Check and Change Lubricant The transfer case is filled with oil during manufacture, which then does not require changing. It is not necessary to regularly check the transf ...