1985 Chevrolet Truck Heater Controls Stuck On Floor Matter You Does Switch

1985 CHEVROLET TRUCK
129,000 MILES
Avatar
ANONYMOUS
  • MEMBER
  • 1 POST
The heater controls are stuck on floor. No matter what you do it does switch to defrost/vent or nothing. I pulled dash apart and everything appears to be working but obviously something isnt. Any ideas?
Dec 29, 2012 at 3:48 AM
Advertisement
Avatar
ASEMASTER6371
  • ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
it is vacuum controlled. make sure there is source vacuum to the control head.

Roy
Dec 29, 2012 at 3:50 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.