View Single Post
  #2  
Old 05-16-2012, 06:28 AM
HUMTECH's Avatar
HUMTECH HUMTECH is offline
Hummer Authority
 
Join Date: Sep 2003
Location: Canada
Posts: 1,251
HUMTECH is an unknown quantity at this point
Default Re: Ticking noise from vents when turning on ac or heat

Best guess would be recirc door actuator without actually hearing it. Changed a few for same problem
__________________
1987 Jeep YJ 403hp sbc 653hp on NOS
1998 Chev Z71
2007 Chev Trailblazer SS
Reply With Quote