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International Automotive Technicians Network
Re: ECM/PCM repair services
Posted to Open Discussion Forum on 7/1/2023

What year of Jeep?

Some of the early JTECs (3 connector JTEC) develop circuit board cracking because of the way the board is mounted in the case and the case is mounted in the vehicle. It's a very common cause of loss of reference voltage and they really are... Login to read more.