2001 OLDS SILHOUTTE HAVING TROUBLE WITH AC VENTS (FRONT) NOT OPENING OR "SEALING" WHEN PUT ON TO RECYCLE CABIN AIR. WHERE IS THE VACUUM CONTROL UNIT & HOW DO YOU TROUBLESHOOT. HOPING IT IS A VACUUM LINE. THANKS
have the same problem?
Tuesday, May 15th, 2012 AT 9:12 AM
Sorry, no vacuum here. These are all electric actuators which can fail, this is a common problem with GM