How do you reset the computer on 2004 jeep grand cherokee pcm?
How do I reprogram my jeep pcm?
What does the pcm module jeep grand Cherokee do?
What are the most common problems with the jeep grand cherokee pcm?
Here are some of the most common things that happen when your jeep grand cherokee engine control module is bad.
Different PCM (Powertrain Control Module) Design on Jeep Grand Cherokee 4.7L V8
There are two types of PCMs (Powertrain Control Module): JTEC and NGC.
JTEC is the older controller, and NGC is the newer controller.
There is an easy way to tell the two apart: an NGC.
PCM has four connectors on it because it integrates the TMC (Transmission Control Module), while the JTEC has three connectors on it because it uses a separate TCM