Service and Maintenance

See also:

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 ...

Maintenance Schedule
Owner Checks and Services At Each Fuel Stop - Check the engine oil level. See Engine Oil. Once a Month - Check the tire inflation pressures. See Tire Pressure. - Inspect the tires fo ...

High-Beam On Light
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer   for more information. ...