There is no ac coming through the dash vents. It comes through the bottom and defroster vents. No codes showing. Is it possible it could be above the glove box. Can't get the glove box out, is there a valve there. Also someone mentioned a vacumn above the gas pedal? Thanks
No ac through the dash vents on 1998 Cadillac Seville SLS
by doug07 in Fort Worth, TX on March 27, 2011
ANSWER by Visitor on June 09, 2011
Replace, at least remove, Ac mode acutuator and see if it is getting jammed on the door levers or if the actuator is dead. The parts less than $80 on line. Have fun.
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored i...