1992 cutlass supreme heat problems

Asked by Brian Dec 17, 2015 at 12:55 AM about the 1992 Oldsmobile Cutlass Supreme 2 Dr STD Convertible

Question type: Maintenance & Repair

I have a 1992 Oldsmobile Cutlass
Supreme 3.1 L The vacuum lines
have been repaired. Blower works
great. Heater core has been
flushed. New thermostat. Still it
blows cold air.

1 Answer
18,645

munron answered 8 years ago

Can't remember what it's called, but there's a vacuum operated valve under the dash that opens and closes a gate in the ductwork that closes off the hot air when its not required. It's quite possible that diverter valve has failed and isn't opening when it should.

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • 1992 cutlass supreme heat problems 1 Answer

    I have a 1992 Oldsmobile Cutlass Supreme 3.1 L The vacuum lines have been repaired. Blower works great. Heater core has been flushed. New thermostat. Still it blows cold air.

    1992 Oldsmobile Cutlass Supreme 2 Dr STD Convertible

    -

    Maintenance & Repair

  • 1992 cutlass supreme heat problems 2 Answers

    All the vacuum lines have been repaired. Blower works great. Heayer core has been flushed. Still it blows cold air.

    1992 Oldsmobile Cutlass Supreme 2 Dr STD Convertible

    -

    Maintenance & Repair

  • 97 olds cutlass supreme 1 Answer

    Will parts from a 95 olds cutlass supreme fit a 97 olds cutlass supreme

    1997 Oldsmobile Cutlass Supreme 4 Dr SL Sedan

    -

    Maintenance & Repair

  • 1986 supreme Cutlass 1 Answer

    I have a 1986 supreme Cutlass how do I find a transmission

    1986 Oldsmobile Cutlass Supreme

    -

    Maintenance & Repair

  • 1984 cutlass supreme 3 Answers

    how can i fix my 1984 cutlass supreme that only run in reverse will not go in drive?

    1984 Oldsmobile Cutlass Supreme

    -

    Maintenance & Repair

Shortcuts

Search Oldsmobile Cutlass Supreme Questions

CarGurus Experts

  • #1
    munron
    Reputation
    1,400
  • #2
    Rowefast
    Reputation
    620
  • #3
    Gene Arnett
    Reputation
    610
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Buick Regal
4 Great Deals out of 31 listings starting at $5,990
Used Chevrolet Camaro
26 Great Deals out of 343 listings starting at $10,500
Used Pontiac Firebird
13 listings
Used Chevrolet Corvette
31 Great Deals out of 1,000 listings starting at $11,995
Used Oldsmobile Toronado
1 listing
Used Oldsmobile 442
1 listing
Used Ford Mustang
51 Great Deals out of 1,253 listings starting at $4,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.