See also:

Engine Air Cleaner/Filter
See Engine Compartment Overview   for the location of the engine air cleaner/filter. Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oi ...

Engine & Transmission
The CTS comes standard with a 3.0-liter V-6 engine, but our test car's optional 3.6-liter V-6 and six-speed automatic transmission are a special pair among drivetrains. The transmission's shifts a ...

Door Ajar Messages
DOOR OPEN A door open symbol will be displayed on the DIC showing which door is open. If the vehicle has been shifted out of P (Park), a DOOR OPEN message will also be displayed. Close the door c ...