New engine

1983 GMC C1500
18,743 MILES
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CHRISTOPHER MORALES
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  • 1 POST
I put a 1995 350 engine out of Suburban in to a 1983 GMC. i am trying to figure out the A and B ignition wiring harness the whole wiring harness really. can you help me wih a way to do it please?
Jun 9, 2017 at 11:11 AM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
you have a very early OBD1 system and cannot put an OBD1.5 system to your truck . Just use your old system to make this work, but there are a lot of switches that you have that particular engine does not and the intake on either truck may not work as well.
Jun 9, 2017 at 11:29 AM
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