K 3500 Truck 4WD V8-454 7.4L VIN J SFI (1996)
Harmonic Balancer - Crankshaft Pulley: All Technical Service Bulletins
Crankshaft Balancer - Removal/Installation Tool
File In Section: 6 - Engine
Bulletin No.: 57-61-38
Date: January, 1996
SERVICE MANUAL UPDATE
Subject:
Section 6A - Engine Mechanical - Crankshaft Balancer Remover/Installer Tool Incorrectly Referenced
Models:
1990-96 Chevrolet and GMC Truck S/T; M/L, C/K, P, G Models
1991-94 Oldsmobile Bravada
1996 Oldsmobile Bravada
The crankshaft balancer remover/installer tool J 39046 listed in some 1990-96 service information sections 6A2, 6A3, 6A4, 6A5, 6A6, 6A7, 6A2B,
6A3B, 6A4B, 6A5B, and 6A6B is incorrectly referenced.
The correct tool number for the truck models listed above is J 23523-F or equivalent.