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 mi) interval. See Maintenance Schedule on page 11‑3 for more information.
If driving on dusty/dirty conditions, inspect the filter at each engine oil change.
See also:
Engine Air Cleaner/Filter
See Engine Compartment Overview on page 10‑6 for the location of the engine air
cleaner/filter. ...
Vehicle Overview
Though gas mileage ratings for GM's full-size SUVs are impressive among their
competitive set, they aren't likely to bring smiles to anyone at the pump; their
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Transfer Case
Refer to the Maintenance Schedule to determine how often to check the lubricant
and when to change it. See Maintenance Schedule on page 11‑3. ...