what controls vacuum to the a c switch

Asked by Sep 17, 2011 at 02:13 PM about the 1998 Pontiac Firebird Base

Question type: Maintenance & Repair

a c works but the switch wont change  to the vents or defroster, stays at the floor

2 Answers

525

check for vacuum on the line going the switch. if you have vacuum there check the line going to the heater box flap between heater core and evaporator core

1 of 1 people found this helpful.
525

sorry the line going to the directional flap

Your Answer

Pontiac Firebird Experts

  • #1
    Samuel Moore
    Reputation
    970
  • #2
    dandyoun
    Reputation
    810
  • #3
    John Saffrahn
    Reputation
    700
View All

Related Models For Sale

Used Chevrolet Camaro
405 Great Deals out of 31,587 listings starting at $2,395
Used Ford Mustang
746 Great Deals out of 42,169 listings starting at $1,300
Used Chevrolet Corvette
253 Great Deals out of 22,069 listings starting at $2,500
Used Ford Mustang SVT Cobra
198 listings starting at $4,200
Used Pontiac Grand Prix
38 Great Deals out of 2,762 listings starting at $1,200
Used Chevrolet Silverado 1500
2,159 Great Deals out of 181,171 listings starting at $1,900
Used Chevrolet Monte Carlo
14 Great Deals out of 1,369 listings starting at $995
Used Ford F-150
2,121 Great Deals out of 181,988 listings starting at $1,000
Used Jeep Wrangler
279 Great Deals out of 15,909 listings starting at $2,997

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.