Firebird V8-305 5.0L (1982)
Clutch: Customer Interest
A/T - Slipping or Loss of Drive Range
Number 86-7-47
Date
1/87
Subject:
SLIPPING AND/OR LOSS OF DRIVE RANGE
1982-86 MODELS EQUIPPED WITH THM 700-R4 TRANSMISSION
Figure 1 - TRANSMISSION I.D. NAMEPLATE
Slipping or loss of drive range condition on a 1982-86 THM 700-R4 transmission may be caused by latching of the forward clutch sprag assembly. This
condition can result in belling or flaring of the reverse input housing and reaction sun shell. A new sprag, race, and hub assembly is used in production
and is available for service.
Date of Change (Figure 1)
July 17, 1986, Julian date 198, a new sprag, race, and hub assembly was introduced for all 1987 THM 700-R4 transmission models. This change is also
in 1987 Service Replacement Transmission Assembly (SRTA) models effective July 17, 1986, Julian date 198..