Mechanics

WIRING FOR 89 CHEVY HEATER

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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Steveapple
January 8, 2011.



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


Tiny
Ford Man
Jan 8, 2011.
Here is the schematic.