Air conditioning

1988 OLDSMOBILE 88
146,000 MILES • 3.8L • 6 CYL • AUTOMATIC
Avatar
L3
  • MEMBER
  • 1 POST
My cold air is not blowing through my front vents nor through defrost.
May 19, 2017 at 3:41 PM
Advertisement
Avatar
HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
I am assuming this Is manual A/C. check for a vacuum leak it may be on engine side or leading to and including switch or vacuum motor. you want the vacuum motor that leads to defrost/heat/vent it is marked in picture.
Image (Click to enlarge)
Attached Media
May 19, 2017 at 3:54 PM