Buick LaCrosse: How to Inspect the Engine Air 
Cleaner/Filter - Engine Air Cleaner/Filter - Vehicle Checks - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: How to Inspect the Engine Air Cleaner/Filter

To inspect the air cleaner/filter, remove the filter from the vehicle and lightly shake the filter to release loose dust and dirt. If the filter remains covered with dirt, a new filter is required.

To inspect or replace the engine air cleaner/filter:

    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 for more inform ...

    2.4L L4 Engine
    2.4L L4 Engine 1. Remove the six screws on top of the engine air cleaner/filter housing. 2. Lift the filter cover housing away from the engine air cleaner/filter housing. 3. Pull out the ...

    See also:

    Compliance
    FCC/IC common sentence This device complies with Part 15 of FCC Rules and RSS-Gen of IC Rules. Operation is subject to the following two conditions: (1) this device may not cause interference, an ...

    Fuel requirements
    unleaded fuel having a pump octane number ((R+M)/2) of 87 (Research Octane Number 91) or higher. Your new vehicle is designed to obtain maximum performance with UNLEADED FUEL, as well as minimize ...

    Totally Integrated Power Module
    The Totally Integrated Power Module is located in the engine compartment near the air cleaner assembly. This center contains cartridge fuses and mini fuses. A label that identifies each componen ...