heating

1989 VOLVO 740
300,000 MILES • 4 CYL • 2WD • AUTOMATIC
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GUMPFOR
  • MEMBER
  • 1 POST
Where is the heating regulator located on the 1989 740 model?
Aug 8, 2011 at 5:28 PM
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DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
Never heard of that what is problem?
Aug 8, 2011 at 6:56 PM
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ENGINER
  • MEMBER
  • 6 POSTS
the vacuum controlled water valve is driven from a tube from the dash-mounted ACC or ECC
Jan 8, 2012 at 1:19 PM
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