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1996 Chevy Blazer heater

Tiny
DANNY BOSHEARS
  • MEMBER
  • 1996 CHEVROLET BLAZER
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 97,000 MILES
Heater seems to be stuck in the defrost floor heater mode, when switching to dash vent nothing happens or to just floor nothing. How do I get to the vacume lines from the heater controls in the dash or under the hood?
Thursday, January 24th, 2008 AT 9:55 PM

1 Reply

Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
Its like you have no vacuum
check your vacuum sources and line
its design to retro back to defrost / floor when ever vacuum lost
check the vacuum lines
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Thursday, January 24th, 2008 AT 9:59 PM

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