I picked up a 1997 Ram with a 5.9 and 46RE. It looks like the PCM might be dead. I found Keenans Youtube video about opening a JTEC PCM and realized I was on the right track looking for a voltage protection diode. However, my PCM doesn't exibit such a failure. When I turn the key on I'm getting
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Chrysler ecu repair info
Chrysler ecu repair information, common failures, tips and tricks, programming and parts sourcing.
Chrysler ecu repair