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Chevrolet
Trailblazer
Climate Control
Heater
Not Working
Heater not working
C.SMITH23
MEMBER
2002 CHEVROLET TRAILBLAZER
4.2L
6 CYL
4WD
AUTOMATIC
182,866 MILES
Heat comes and goes, new clutch fan and water pump, thermostat. Was thinking climate control?
Monday, August 28th, 2017 AT 4:25 PM
1 Reply
KEN L
MASTER CERTIFIED MECHANIC
47,513 POSTS
It sounds like you have a blend door actuator that has gone bad.
Here is a guide that will help you:
https://www.2carpros.com/articles/replace-blend-door-motor
Please let us know what happens.
Cheers, Ken
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Wednesday, August 30th, 2017 AT 11:45 AM
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