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Wiring for 89 Chevy van heater

Tiny
STEVEAPPLE
  • MEMBER
  • 1989 CHEVROLET VAN
  • V8
  • 2WD
  • AUTOMATIC
  • 89,000 MILES
1989 chevy van heater, I replaced the heater core, but does not heat up. Possibly wiring to selanoid wiring is on wrong post?

which color wire goes to which post please?
Saturday, January 8th, 2011 AT 3:14 AM

2 Replies

Tiny
FORD MAN
  • MEMBER
  • 115 POSTS
Sounds like you have an air bubble stuck in your heater core. Most auto wire plugs connect only 1 way, & are difficult to attach wrong.

Ford Man in Michigan
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Saturday, January 8th, 2011 AT 4:04 AM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,758 POSTS
Here is the schematic.
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Wednesday, January 12th, 2011 AT 10:11 PM

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