» » »

Buick Q&A

Ask Your Question

1997 Buick LeSabre Question: Why won't my Ac/heater blow out the vents on my Buick regal?

 

Question

busby26, Cordova, TN, October 28, 2012, 19:39
 Rookie

Blower motor, relay ,fuse have been checked. All good

3 Answers
Flag This
  • Answer #1

    pushrod October 28, 2012, 19:49
    Profile_thumbnail
     Master

    VACUUM LEAK UNDER HOOD PASS. SIDE SMALL HOSE OR PLASTIC TUBE. BEST GUESS! VACUUM IS WHAT SWITCHES MODE SLECTOR!!

    Reply
    Flag This
  • Answer #2

    your.mechanic October 29, 2012, 01:20
    Profile_thumbnail
     Master

    With blower motor running is the fan moving air or not? if it is, there is blockage in the air ducts.

    Reply
    Flag This
  • Medium-star Best Answer
    Greg's Orange Auto (13188 Answers) , Orange, CA - (714) 361-9386
    globalhelper October 29, 2012, 06:20
     Master

    ck vac lines under hood that go thru firewall on p/s there could be one that is broken and not letting vac get to controller head

    Reply
    Flag This