C 2500 Truck 2WD V8-454 7.4L (1988)
![background image](/chevrolet/c_2500_truck_2wd/v8-454_7.4l/Page-2603001.png)
Window Track: Customer Interest
Side Door Window - Wind Noise
Number:
90-295-10
Section:
10
Date:
July 1990
Corp. Bulletin No.: 061004
Subject:
IMPROPER SEATING OF SIDE DOOR WINDOW
Model and Year:
1988-90 C/K TRUCKS
TO:
ALL CHEVROLET DEALERS
Some 1988-90 C/K Trucks may experience a condition where the window will not seat properly in the window channel when raising the window at
highway speed (ABOVE 45 MPH). This condition can create a poor window seal and customer comments regarding increased wind noise.
TO CORRECT THIS CONDITION:
A new window channel clip with a revised ramp angle has been released.
REPAIR PROCEDURE:
1.
Roll down window.
2.
Pull back window weatherstrip to expose channel clip rivets.
3.
Drill out rivets and remove channel clip.
4.
Position new channel clip where old one was and rivet using rivet part number 15562787 or comparable.
5.
Reposition weatherstrip.
PARTS REQUIRED:
P/N
DESCRIPTION
QUANTITY REQUIRED
15667246
CHANNEL CLIP
1 per door
SIDE WINDOW
15562787
RIVET
2 per door
(1/8" x 1/4" or longer)
Parts are currently available through GMSPO.
LABOR OPERATION INFORMATION (for vehicles repaired under warranty):
Labor Operation:
T8115
Labor Time:
.3 hrs.