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2004 Chevy Cavalier defroster will not switch on

Tiny
INKSPOT
  • MEMBER
  • 2004 CHEVROLET CAVALIER
Heater problem
2004 Chevy Cavalier 4 cyl Front Wheel Drive Automatic

when I switch the heater to defrost it will not go on.
Monday, November 30th, 2009 AT 12:29 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,192 POSTS
Do you mean the fan doesn't work or the air doesn't blow through the defroster vent?
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Monday, November 30th, 2009 AT 7:46 PM
Tiny
INKSPOT
  • MEMBER
  • 2 POSTS
Yes the defroster does not blow the air. It just comes through the dash vents.
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Tuesday, December 1st, 2009 AT 10:39 AM
Tiny
MATTYK12345
  • MEMBER
  • 11 POSTS
It sounds like to me like the actuator for the venting isnt working correctly either isnt getting signal voltage from the heater control or is burnt out or shorted out
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Monday, December 7th, 2009 AT 1:00 AM

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