I finally have the 1993 Jeep YJ running with the 2000 Jeep TJ 4L motor, auto transmission, transfer case and a few other items in it. The only major hitch was the PCM from the 2000 was indeed looking for the SKIM module. The least expensive and sure cure was to send the PMC to ...
Then I would run an OBD I test to see if any sensor codes are suggested..followed by replacement as necessary. Hope that helps Ryan. Let me know when you get this problem fixed. I'm always curious to know what finally worked. LarryJEEP QUESTIONS AND ANSWERS ...
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