C 2500 Truck 2WD V8-379 6.2L DSL VIN J FI (1986)
Seat Back Frame: All Technical Service Bulletins
Third Seat Back - Sagging
GMC NUMBER:
87-T-69
GROUP:
10 - Body Section
DATE:
July, 1987
CORPORATE
NUMBER:
761607
SUBJECT:
THIRD SEAT BACK SUPPORT
MODELS:
1985-1987 SUBURBANS WITH THIRD SEATS (OPTION CODE AS3)
FIGURE NO. 1
Some 1985-87 Suburbans may experience a sagging condition in the upper corners of the third bench seat backs as shown in Figure No.
1.
This sagging condition is due to a lack of support in this area. To repair this condition, the following procedure can be used.
PROCEDURE
1.
Remove seat back from vehicle.
2.
Remove seat back cover and cushion.