View Single Post
Old 11-02-2016, 07:37 AM   #4
zaccaglin
Registered User
 
zaccaglin's Avatar
 
Join Date: Apr 2012
Location: Auburndale, FL
Posts: 716
Re: 89 Suburban: rear air & rear wheelwell seam rust

Styrofoam is there not just for insulation but to help cut down on vibration from the fan motor.
__________________
Zaccaglin

1998 Chevrolet C1500 Ext. Cab 350

Former Rig:
1985 Chevrolet K20 Suburban 6.2L Detroit/TH400/NP208
zaccaglin is offline   Reply With Quote