Riviera V6-231 3.8L Turbo VIN 9 FI (1984)
Valve Body: All Technical Service Bulletins
A/T - Harsh 1-2 Upshift
Bulletin 84-7325-4
Date Aug. '84
Ref. No. 84-311-7325
SUBJECT:
HARSH 1-2 UPSHIFT
MODELS AFFECTED: ALL 1983 AND 1984 THM 325-4L TRANSMISSIONS
TYPICAL THM 325-4L SPACE PLATE ASSEMBLY
Some 1983 and 1984 THM 325-4L Model transmissions may experience a harsh 1-2 upshift. This harsh 1-2 upshift may be caused by the second clutch
check ball peening the second clutch apply oil hole on the spacer plate. For location of the second clutch apply oil hole on the spacer plate refer to the
illustration. To correct this condition replace the valve body to spacer plate gasket, spacer plate to case gasket and spacer plate. Refer to your parts list
for part numbers.
