LeSabre V6-231 3.8L VIN 3 SFI (1988)
Clutch: All Technical Service Bulletins
A/T - 4T60/4T60E 3rd Clutch Plate Identifier Markings
Bulletin 91-74T60-7
Date Jan. '91
Ref. No. 91-085-74T60
Corp. Ref. No. 077153
SUBJECT: 3RD CLUTCH (FIBER) PLATE ASSEMBLY IDENTIFIERS ON ALL VEHICLES WITH 4T60 AND 4T60-E TRANSAXLES
MODELS AFFECTED: 1986-91 CENTURY, LESABRE, ELECTRA, PARK AVENUE AND RIVIERA MODELS 1988-91 REGAL AND REATTA
MODELS
BULLETIN COVERS:
Identifiers for the 3rd clutch (fiber) plate assemblies for all 1986 through 1991 Hydra-Matic 4T60 and 4T60-E transaxles.
The 3rd clutch plate assemblies discussed in Service Bulletin 90-7440-10 have many different identifier markings. To avoid confusion, it is
recommended to order all overhaul and 3rd clutch plate assembly packages by the model and year of the transaxle.
SERVICE PROCEDURE: (Figure 1)