Heater is not changing from defrost to bi level

Asked by Jan 15, 2014 at 03:57 PM about the 1993 Buick LeSabre Custom Sedan FWD

Question type: Maintenance & Repair

I have a 1993 Buick laSabre. The heater will be on defog or defrost. When I push the button to change the air flow to heater for bi level the air will not blow out the dash vents even though the light on the heater module says it on bi level or heater.

1 Answer

20

CHECK THE SMALL VACUUM HOSE THAT RUNS FROM THE ENGINE TO VACUUM BOX ON THE FIREWALL ABOVE THE BLOWER MOTOR.

2 people found this helpful.

Your Answer:

Buick LeSabre Experts

  • #1
    Tom Demyan
    Reputation
    2,540
  • #2
    John Saffrahn
    Reputation
    2,220
  • #3
    Austin Gaboda
    Reputation
    1,510
View All

Related Models For Sale

Used Buick Park Avenue
3 Great Deals out of 286 listings starting at $1,995
Used Buick Regal
88 Great Deals out of 3,677 listings starting at $1,995
Used Chevrolet Impala
518 Great Deals out of 26,213 listings starting at $995
Used Buick Century
546 listings starting at $1,995
Used Honda Accord
728 Great Deals out of 103,269 listings starting at $999
Used Toyota Camry
863 Great Deals out of 71,819 listings starting at $1,300
Used Cadillac DeVille
1,282 listings starting at $999
Used Mercury Grand Marquis
19 Great Deals out of 1,287 listings starting at $1,196
Used Lincoln Town Car
29 Great Deals out of 1,464 listings starting at $899

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.