Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty
See also:
Door Locks
WARNING
Unlocked doors can be dangerous.
Passengers, especially children, can easily open the doors and fall out
of a moving vehicle. When a door is locked, the handle will not open it. T ...
Setting the Clock
The analog clock is located on the
instrument panel above the radio.
The clock is not connected with any
other vehicle system and runs by
itself. To adjust the clock:
1. Locate the adjustment ...
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 ...