Can a pcm just go bad or does something have to.

Tiny
ANONYMOUS
  • MEMBER
  • 2003 JEEP GRAND CHEROKEE
  • 90,000 MILES
Can a pcm just go bad or does something have to cause this and if so what could it be.
Friday, January 4th, 2013 AT 5:46 PM

1 Reply

Tiny
HMAC300
  • EXPERT
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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Friday, January 4th, 2013 AT 6:05 PM

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