1991 Audi 100 Wondering Could Cause Heater Working

1991 AUDI 100
20,000 MILES
Avatar
ANONYMOUS
  • MEMBER
  • 1 POST
I was wondering what could be the cause of my heater not working
Dec 25, 2012 at 12:07 AM
Advertisement
Avatar
JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Many things could cause the heater not to work. Check to make sure the coolant level is full, make sure the engine is warming up to a normal operating temp, check the thermostat, check to make sure heater core isn't plugged, check blend air door.
Dec 25, 2012 at 12:10 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.