2005 Pontiac Aztek Owner's Manual - Page 301
2005 Pontiac Aztek Manual
Page 301 highlights
Engine Air Cleaner/Filter See Engine Compartment Overview on page 5-12 for the location of the engine air cleaner/filter. To inspect or replace the air cleaner/filter, do the following: 1. Remove the two clamps on the duct. 2. Remove the duct. When to Inspect the Engine Air Cleaner/Filter Inspect the air cleaner/filter at the Maintenance II intervals and replace at the first oil change after 50,000 miles (83 000 km). 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 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 caked with dirt, a new filter is required. 3. Unlatch the two hooks on top of the engine air cleaner/filter housing. 4. Inspect or replace the engine air cleaner/filter. 5. Align the tabs located on the bottom of the panel with the slots at the bottom of the housing. 5-19