DeVille V6-260 4.3L DSL (1985)
Accumulator: Customer Interest
A/T - THM 440-T4 Harsh 1-2 Shift
Bulletin No.
T-88-45
File in Group
7
Number
176
Corp. Ref. No.
777147
Date
Nov. '87
SUBJECT:
HARSH 1-2 SHIFT - THM 440-T4
MODELS AFFECTED: 1985-1987 DE VILLE AND FLEETWOOD 1986-1987 ELDORADO AND SEVILLE
Some 1985-1987 DeVilles and Fleetwoods, and 1986-1987 Eldorados and Sevilles may experience a consistently harsh 1-2 shift condition at any throttle
angle and any altitude.
This harsh shift condition may be caused by a blocked or partially drilled 2nd clutch feed passage in the case.
Figure 1 - Bottom Pan, Filter, Accumulator, and Governor Cover Assembly