Toyota 4Runner heater problem!

Tiny
BUS36
  • MEMBER
  • 2000 TOYOTA 4RUNNER
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 185,000 MILES
I have a 2000 toyota 4 runner. And the heater has gone out but the air conditioning still works. Whats the problem
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Monday, November 29th, 2010 AT 11:18 PM

1 Reply

Tiny
ERNEST CLARK
  • EXPERT
First of all, do the controls work? If so, check heater control valve at the firewall. If that's good, check for a blockage in the heater core by attempting a flush. If that's good, you'll have to remove the HVAC unit and look for a stuck blend door or leaking vacuum line/solenoid.
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Monday, November 29th, 2010 AT 11:49 PM

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