CAN A PCM JUST GO BAD OR DOES SOMETHING HAVE TO ...

2003 Jeep Grand Cherokee

Tiny

Anonymous

January, 4, 2013 AT 5:46 PM

Can a pcm just go bad or does something have to cause this and if so what could it be.

1 Answer

Tiny

hmac300

January, 4, 2013 AT 6:05 PM

They can go bad but normally you have to scan for codes first. As well as check fuel pressure. Before you replace any part on a car engine/transmission

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