Heater works on low and med but not high

Tiny
ANONYMOUS
  • MEMBER
  • 1994 PONTIAC 1000
  • 265,359 MILES
Heater works on low and med but not high
Wednesday, November 7th, 2012 AT 11:48 PM

1 Reply

Tiny
RASMATAZ
  • MEMBER
Check and test the high blower relay-this relay bypasses the blower resistor to provide full battery voltage to the blower motor-see below
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Wednesday, November 7th, 2012 AT 11:56 PM

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