Body/Interior/Frame - Wind Noise Diagnostic Tips: Overview

Bulletin No.:
T-93-56

File in Group:
10

Number:
280

Corp.Ref.No.:
231078R

Date:
Jan. 1993



SUBJECT:
WIND NOISE (INFORMATIONAL)

MODELS AFFECTED:
1993 FLEETWOODS/FLEETWOOD BROUGHAMS


Some 1993 Fleetwoods/Fleetwood Broughams may demonstrate an objectionable wind noise or buffeting condition. These concerns may be addressed by using the procedures on the individual items listed in this bulletin.

Proper diagnosis my be made with a of tools and methods including stethoscopes, dust guns, sonic instruments, visual inspections, method, etc. It is important to remember that wind noise can best be described as air leaking from inside of the vehicle outward while traveling at highway speeds. Turbulence or wind rush is best described as air passing over and around body openings an moldings.

Prior to any repairs the front and rear door auxiliary weatherstrips and door primary opening weatherstrips should be visually inspected for proper gaps, fits, weatherstrip contact, and sealing. The vehicle should also be road tested to determine location and degree of wind noise/turbulence on the vehicle.

Refer to previous Cadillac Service Bulletin T-89-46 (Corporate reference number 801502R) and Cadillac Roundtable Video RT92-2 for basic wind noise diagnostic testing procedures.





The recommended materials to be used with the following procedures are listed.



3M and American Sure Seal, Inc. can be purchased locally.

Kent Products distribution can be obtained by calling 1-800-654-6333.

We believe this source and their equivalent to be reliable. There may be additional manufacturers of such equipment, however, General Motors does not endorse, indicate any reference for, or assume any responsibility for the products or equipment from these firms or for any such items which maybe available from other sources.