SPONSORED LINKS

Air flow problem

Tiny
NAYLOR
  • MEMBER
  • 1998 BUICK PARK AVENUE
  • 165,000 MILES
Airflow only coming out of defrost area. Was working fine until I was tightening a loose ground connection from battery to engine. Sparks flew, didn't take positive post loose(duH). After that was when the problem started.I think it must be a fuse but owner's manuel doesn't list one.
SPONSORED LINKS
Monday, May 28th, 2012 AT 2:41 PM

5 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check yoru actuators on the heater, that controls direction. There are two of them i'll send a generic pic along. The are eitehr electric or vacuum operated, they can be stuck or not working at all
Image (Click to make bigger)
Thumb
Was this
answer
helpful?
Yes
No
+3
Tuesday, August 6th, 2019 AT 10:23 AM
Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Is your vehile equipped with manual or auto HVAC?
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Tuesday, August 6th, 2019 AT 10:23 AM
Tiny
NAYLOR
  • MEMBER
  • 3 POSTS
Auto HVAC
Was this
answer
helpful?
Yes
No
Tuesday, August 6th, 2019 AT 10:23 AM
Tiny
NAYLOR
  • MEMBER
  • 3 POSTS
How are the vents controlled. It must be elect. Since this only started after what I stated in my original quest.
Was this
answer
helpful?
Yes
No
Tuesday, August 6th, 2019 AT 10:23 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Three fuses in junction block in car a test light cancheck them without pullling them out.
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
-1
Tuesday, August 6th, 2019 AT 10:23 AM

Please login or register to post a reply.

Related Defroster Content

Vents Stay in Defrost Mode
GUIDE
Vents Stay in Defrost Mode
Your car's defroster is designed to remove moisture (fog) from the inside of the windshield in cold weather. It can be a safety problem if the defroster is not working, or...
VIEW MORE

Sponsored links