Firebird V8-305 5.0L VIN F FI (1987)
Valve Body: All Technical Service Bulletins
A/T - Slipping or No Reverse/No Manual 2-1 Downshift
Number
87-7-47
Date
10/87
SLIPPING OR NO REVERSE/NO MANUAL 2-1
Subject:
DOWNSHIFT--AFTER TRANSMISSION SERVICE - INFORMATION ON SERVICE PACKAGES WITH INCORRECT VALVE
BODY AND CASE GASKETS
1987 SAFARI WAGON AND FIREBIRD MODELS EQUIPPED WITH THM 700-R4 (MD8)
BULLETIN COVERS:
A slipping or no reverse or a no manual 2-1 downshift condition which occurs after transmission service. Information regarding service package, part
number 8657906, which may contain incorrect Valve Body and Case Gaskets.
SERVICE ACTION:
Service Package Number 8657906, containing both the Valve Body and Case Gaskets, may contain an interim design gasket that could cause the
following operating concerns if installed onto any 1987 THM 700-R4 Transmission:
1.
Slipping or no reverse - If installed into a 1987 THM 700-R4 transmission without an Auxiliary Valve Body.
2.
No manual 2 - 1 downshift - If installed into a 1987 THM 700-R4 transmission with an Auxiliary Valve Body..