carpet ruined!!
Record Breaker
Joined: Jan 2009
Posts: 1,149
Likes: 1
From: Hawaii
the stuff falling of is caled mastic it's put there as a bandaid fix to cover a noise from the H valve in the ac system. If your is falling offf remove it and throw it a way and clean the box or have the dealer do it .if you can here your H valve hissing they have new parts that will fix that not all trucks hade this it was just a short run
Thanks for the knowledgable input, will help alot of people on here
Champion
Joined: Dec 2007
Posts: 3,563
Likes: 0
From: Ontario, Canada
the stuff falling of is caled mastic it's put there as a bandaid fix to cover a noise from the H valve in the ac system. If your is falling offf remove it and throw it a way and clean the box or have the dealer do it .if you can here your H valve hissing they have new parts that will fix that not all trucks hade this it was just a short run
Professional
Joined: Mar 2009
Posts: 147
Likes: 0
From: Rio Grande Valley, Texas
I had the same problem too, the dumb sticky crap fell off three times. I live in deep south Texas and the extreme heat does not help. The next time it falls off, I'll try the spray adhesive. It's been near 100F weather for the past two weeks, think I am ready to move to Alaska!! 
