Q: How to properly maintain the air filter in a Mercury Grand Marquis?
A: To service the air filter, start by releasing the metal clips and lifting the cover to access the air cleaner element. Remove the old element, and to install the new one, simply reverse the removal steps to secure it in place.
Q: How to service the Air Filter for a 4.0L or 4.6L engine on Mercury Mountaineer?
A: To maintain the air cleaner remove the wiring harness retainer, open the clamp and unconnect the outlet pipe. Take out the air cleaner cover, the element and wipe off the tray and place it back. To install, invert the procedure and make sure that the connector of the MAF sensor does not come out.