Ciera V6-173 2.8L VIN W FI (1986)
Torque Converter Clutch: All Technical Service Bulletins
A/T - New Parts and Service Information
SUBJECT
NEW PARTS AND SERVICE INFORMATION
NUMBER: 86-T-59
DATE:
November 12, 1986
MODELS/YEARS
ALL 1984-86 VEHICLES EQUIPPED WITH
THM 440-T4 (ME9) TRANSAXLE
SECTION:
7A
This bulletin pertains to:
I.
3rd Clutch Plates
II.. Input Shaft Seal Eliminated
III. Converter Clutch Regulator Valve Spring Eliminated
Vehicle Applications:
1984-86
Cutlass Ciera (A Series)
1985-86
Ninety-Eight (C Series)
1986
Delta 88 (H Series)
1986
Toronado (E Series)
I.
3rd CLUTCH PLATE
FIGURE 1
Service Action:
At the start of 1986 production, all Oldsmobiles with THM 440-T4 transaxles were built with single-sided 3rd clutch plates. When servicing 3rd clutch
plates on any year/model 440-T4, use the single-sided clutch plates. Refer to Figure 1 for transaxle identification information.
Service Parts Information:
Service Package Number:
8646938
Service Manual Reference:
Refer to the THM 440-T4 (ME9) automatic transaxle unit repair table of contents for 3rd clutch service information.
II. INPUT SHAFT SEAL ELIMINATED