Sprint-Import L3-061 1000cc 1.0L Turbo VIN 2 FI (1987)
Carrier Side Gears: Customer Interest
Automatic Transmission - Improper Operation
Number:
REISSUE 87-276-7A
Section:
7A
Date:
APRIL, 1988
Subject:
AUTOMATIC TRANSMISSION WEAR
Model and Year:
1985-87 SPRINT WITH AUTOMATIC TRANSMISSION
TO:
ALL CHEVROLET DEALERS
This bulletin is being revised to add additional information under the differential side and pinion gears worn heading. All copies of 87-276-7A dated
FEB., 1988 should be discarded.
Some Sprint vehicles may experience improper operation of the automatic transmission due to wear of the differential side and pinion gears and/or wear
of the direct clutch drum bushing.
Corrective action was incorporated in vehicles built after the following serial numbers (last 8 VIN characters):
For differential side and pinion gear wear.
HK740463 (2 Door) HK740416 (4 Door)
For direct clutch drum bushing wear.
HK746352 (2 Door) HK746297 (4 Door)
Vehicles exhibiting these conditions built before the above serial numbers, should be repaired using the following parts which can be obtained from
GMSPO.
DIFFERENTIAL SIDE AND PINION GEARS WORN
Replace worn/damaged parts as required, using new transmission case assembly, P/N 96057455 following shop manual procedures.
DIRECT CLUTCH DRUM BUSHING AND ASSOCIATED PARTS WORN/DAMAGED
Three different sets of replacement parts are available from GMSPO and the appropriate set should be ordered according to the extent of
repair/replacement required. The sets and contents are described as follows:
Pump Set, Oil
P/N 96057153
includes:
Oil Pump 96057143
Ring, Oil Pump Cover Seal
96057149
Drum, Direct Clutch
96057146
Seat, Return Spring
96057147
Ring, Clutch Plate Snap
96057148
Washer, Direct Clutch
96057150
Washer, Direct Clutch
96057151
Cover Set, Oil
P/N 96057154
Pump
includes:
Cover, Oil Pump
96057144
Ring, Oil Pump Cover Seal
96057149
Drum, Direct Clutch
96057146
Seat, Return Spring
96057147
Ring, Clutch Plate Snap
96057148
Washer, Direct Clutch
96057150
Washer, Direct Clutch
96057151
Cover Set, Direct P/N 96057155
Multi Disc
includes:
Cover, Oil Pump
96057144
Ring, Oil Pump Cover Seal
96057149