Join Date: Apr 2011
Location: Central valley California
Feedback Score: 0 reviews
Sounds like the blower is only blowing on high, if it is factory A/C there is a blower motor resitor that maybe bad, the fan speed is seperate from the mode selector such as defrost, floor, dash.
If you have the fan speed on low does it work?
The mode selector work off of the vacuum system.
1985 F250 XL XC LB 2WD with a 6.9 L IDI, C6 auto transmission, 4.10 rear diff, Goose neck, 5th wheel Kobalt Bed Tool Box Fel-Pro Gaskets, Hastings Rings, Clevite Bearings