× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1990 Mercedes-Benz 500SL 5.0L Ac
Posted to European HVAC on 8/30/2016 11 Replies

Customer request as to why ac blows only thru defrost and floor vents. Checked, and on start up ac would blow the dash vents but with in 90 sec or so would default to defrost and floor vents. Pulled climate control and found good and consistint vacuum signals ...

11 Replies Received (View Replies)

  Related Documents & Media  1990 Mercedes-Benz 500SL

 
Message Closed w/Summary

car Vehicle Data

1990 Mercedes-Benz 500SL

VIN WDBFA66E8L
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
Message Closed w/Summary

car Vehicle Data

1990 Mercedes-Benz 500SL

VIN WDBFA66E8L
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection