My 1994 S10 Blazer 4x4 air flow dosent come out of the vents only the floor and defrost! Ive repaired the vacum lines and am stuck! What do i check now??

 

Still sounds like a vacuum leak, that or the door actuator.
Search in here & you'll probably find the answers or at least a good lead.

 

Ty so much!!!!

 

I just wanna tell ya you were right there was another vac problem and since i fixed it my air is working properly ty so much rottidog!!!!

 

Awesome man!
Where was it & you're welcome... just glad I was right & didn't have you fishing in the dark, as it were.
The extra info other than "I found it" etc can be usefull for others with similiar issues.
We all try to help eachother.

 

It was the vacum port next to the distributor i found it while i was replacing the distributor cap! Its to the left of the distributor if your looking at it from the front! TY again!!!!

 

The BIG port. That'll cause a lot of issues. WTG & thanks for posting results for others!

 

Ok yall i need help! My blazer still has a rough idle! Ive fixed all the vacume lines and a total tune up! So whats wrong with it now???

 

I have a 94 S10 blazer 4x4 ive done a complete tune up fixed all the vacum lines and it still has a rough idle! But other than that it runs fine! Help please ty??