Aircondition problem

Tiny
AGERAMI
  • MEMBER
  • 1999 CHEVROLET SUBURBAN
  • V8
  • FWD
  • AUTOMATIC
  • 1,700,000 MILES
99 chevy suburban only my front ac vents blow cold, the ones in the back are only blowing hot air. What could be the reason why?
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Monday, July 18th, 2011 AT 3:58 PM

3 Replies

Tiny
DOCFIXIT
  • EXPERT
Suspect faulty expansion valve for rear unit
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Monday, July 18th, 2011 AT 4:50 PM
Tiny
AGERAMI
  • MEMBER
Thanks I will check that out.
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Monday, July 18th, 2011 AT 5:31 PM
Tiny
DOCFIXIT
  • EXPERT
See diagram if cold to expansion valve but warm on EVAP inlet the stuck shut
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Monday, July 18th, 2011 AT 5:43 PM

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