1989 Cadillac Brougham need help changing my EMC

1989 CADILLAC FLEETWOOD BROUGHAM
13,000 MILES • 5.0L • V8 • RWD • AUTOMATIC
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BIG FLETCH
  • MEMBER
  • 1 POST
code 53 faulty emc
Apr 8, 2015 at 11:23 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
that is obd 1 it's remove it, unplug it,then take out prom inside ecm transfer prom to new ecm and plug in and go.
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Apr 8, 2015 at 11:59 AM
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