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:
Maintenance When Trailer
Towing
The vehicle needs service more
often when pulling a trailer. See this
manual's Maintenance Schedule or
Index for more information. Things
that are especially important in
trailer operation a ...
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required
to contain additives that help prevent engine and fuel system deposits from
forming, allowing the emission control system ...
2012 Cadillac CTS Review
The 2012 Cadillac CTS sedan offers shoppers an attractive blend of design,
luxury and performance.
Now in its fifth model year, the CTS is the luxury sedan that began
Cadillac's design-led trans ...






