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?
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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
  • 108,005 POSTS
Here is the schematic.
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Wednesday, January 12th, 2011 AT 10:11 PM

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