When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oil change after each 80 000 km (50,000 mile) interval. See Maintenance Schedule, for more information.
If you are driving in dusty/dirty conditions, inspect the filter at each engine oil change.
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 ...
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best performance
and extended life of the battery. ...
Event Data Recorders
This vehicle has an Event Data Recorder (EDR). The main purpose of an EDR is
to record, in certain crash or near crash-like situations, such as an airbag
deployment or hitting a road obstacle, data ...