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I checked the battery temp sensor, as well as having the battery and alternator bench tested. I also checked the fusible link between the battery and alternator, as well as the wiring between the alternator between alternator and PCM. All checked fine. At this point I'm working under the...

The way you're describing it sounds normal to me. The AC compressor pulley is clutched and cycles between engaged and disengaged as pressure is called for while the AC is running. Are you getting cold air?

Hopefully this isn't a duplicate. I did my best to search around first and found some threads with similar issues, but nothing quite the same. The vehicle: 2003 Liberty Limited 3.7L 4WD, 216K miles. Recently I've been having an issue where kickdown causes my voltage to spike from ~13.7v up to...

Just for reference for anyone that is searching for a solution to a similar problem in the future, I found mine. Somehow I'd missed a pinhole leak in the timing cover plug. Permatex Ultragrey + Mahle gasket kit took me the rest of the way. So yeah, moral of the story is to triple check things.

I've tried searching here and elsewhere for a solution but haven't had any luck. I'm having a hell of a time getting the coolant channels between the timing cover and the block to seal up water tight on my 2003 KJ 4x4 3.7l Vin K. I'm up to 6 or 7 times now where I get everything together and...