R 3500 P/U 2WD V8-305 5.0L (1987)
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Speedometer Gear, A/T: Customer Interest
Transmission - Leak from Speedometer Gear/Adaptor
Number:
87-138
Section:
7A
Date:
May, 1987
Subject:
FLUID LEAKS FROM THE PLASTIC SPEEDOMETER DRIVEN GEAR/ADAPTOR AREA
Model and Year:
ALL 1986 AND 1987 LIGHT DUTY TRUCKS WITH MANUAL OR AUTOMATIC
TRANSMISSIONS
Figure No. 1EXTENSION AND ASSOCIATED PARTS
BULLETIN COVERS:
Transmission fluid leak at the plastic speedometer driven gear (44, Figure No. 1) can be caused by a hole in the driven gear shaft. In some cases, this
condition could be misdiagnosed as a speedo driven gear fitting leak (43, Figure No. 1).