My ac on my chevy S10 1996 only blows out of the defrost nothing out of the vents any idea.
Wednesday, October 17th, 2007 AT 3:06 PM
1 Reply
2CARPRO JACK
MECHANIC
11,533 POSTS
You have lost vacuum feed to the dash. Look under the hood for a small blk plastic line that goes through the firewall, be sure it is hooked up to a vacuum source, there should be a check valve on the line at the engine, rear of upper intake