Cadillac 2008 Escalade EXT Automobile User Manual


 
On vehicles without an air filter restriction indicator,
inspect the air cleaner/filter at the Maintenance II
intervals and replace it at the first oil change after each
50,000 mile (80 000 km) interval. See Scheduled
Maintenance on page 6-4 for more information. If you
are driving in dusty/dirty conditions, inspect the filter
at each engine oil change.
How to Inspect the Engine
Air Cleaner/Filter
Vehicles With an Air Filter Restriction
Indicator
Locate the air filter restriction indicator on the engine air
cleaner/filter cover. When the indicator turns black or
is in the red/orange “change” zone, replace the filter and
reset the indicator. See the steps following to replace
the engine air cleaner/filter and to reset the air filter
restriction indicator.
Vehicles Without an Air Filter Restriction
Indicator
To inspect the air cleaner/filter, remove the engine
air cleaner/filter from the vehicle by following Steps 1
through 6. When you have the engine air cleaner/filter
removed, lightly shake it to release loose dust and dirt.
If the engine air cleaner/filter remains caked with
dirt, a new filter is required.
Replacing the Engine Air Cleaner/Filter
and Resetting the Air Filter Restriction
Indicator
1. Locate the
air cleaner/filter
assembly.
See Engine
Compartment
Overview
on page 5-12.
2. Loosen the four screws on the cover of the housing
and lift up the cover.
5-18