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    Code P0420 (Catalyst) and P0113 (Intake Air Temperature Sensor[IAT]) Codes

    Hey guys, This is about a 2003 Expedition, 5.4 Triton. I know this is only my second or so post on here, but I thought I would throw this out there. Over the past couple of years, I have had several issues with the COPS (coil on plugs), and I replaced all the plugs (and the COPS)...
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    2003 Expedition Clutch Plate / Assembly

    I know this is my first post here, and I did search before posting. My 2003 Expedition starting making a weird clicking sound anytime that we started the AC. Upon further analysis, I found the following: It looks like the entire clutch plate assembly is just shot to hell, but the...
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