2007 Chevrolet Equinox Owner's Manual - Page 351

9. Reattach the air outlet duct and tighten the screws on the clamps that hold the duct in place. 10. Reconnect the crank case ventilation tube. 11. Reconnect the air flow sensor electrical connector. {CAUTION: Operating the engine with the air cleaner/ filter off can cause you or others to be burned. The air cleaner not only cleans the air; it helps to stop flames if the engine backfires. If it is not there and the engine backfires, you could be burned. Do not drive with it off, and be careful working on the engine with the air cleaner/filter off. Notice: If the air cleaner/filter is off, a backfire can cause a damaging engine fire. And, dirt can easily get into your engine, which will damage it. Always have the air cleaner/filter in place when you are driving. 351 6. Undo the clamps on the filter cover. To remove the cover, pull up on the front and then pull the cover out. 7. Inspect or replace the engine air cleaner/filter. Wipe all dust from inside of the housing and inspect the air cleaner and air outlet duct for cracks, cuts, and deterioration. The air outlet duct must be replaced if damaged. 8. Reinstall the filter cover and latch the clamps.