Drivers side air vents only cold,regardless of the temp setting. on 2001 Lincoln LS

Also vacuum sound coming from center of the dash.

by in Mastic, NY on June 03, 2013
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
1 answer
ANSWER by , December 01, 2015
Most likely heater control valve. Not very easy to replace . on passenger side near bottom of radiator .