K 2500 Truck 4WD V8-379 6.2L DSL VIN J FI (1992)
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Rear retainer (extension) bolts (33)
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Drive gear bearing retainer bolts (113)
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Mainshaft bearing retainer plate bolts (128)
The following fastener tightening specifications update the 1991 and 1992 Unit Repair Manual and should be used:
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Countershaft retainer plate-to-case bolts
35 N-m (26 lbs.ft.)
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Mainshaft retainer plate-to-case bolts
35 N-m (26 lbs.ft.)
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Main drive gear retainer-to-case bolts
31 N-m (23 lbs.ft.)
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Shift cover-to-case bolts
28 N-m (21 lbs.ft.)
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Rear (extension) oil retainer-to-case bolts
54 N-m (40 lbs.ft.)
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Vibration damper mounting nut (4WD)
441 N-m (325 lbs.ft.)
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Yoke assembly mounting nut (2WD)
441 N-m (325 lbs.ft.)
Sealants which should be used for reassembly are noted below:
P/N 1052942 Anaerobic sealant
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Shift cover-to-case flange
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Rear extension housing-to-case flange
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Main drive gear bearing retainer-to-case flange P/N 12346004 Pipe sealant with TEFLON
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Drain and fill plugs
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Main drive gear bearing retainer bolts (circle the retainer bolt holes with sealant)
IMPORTANT:
This transmission requires a special synthetic lubricant P/N 12345871. Do NOT substitute any other lubricant as internal transmission damage may
occur.
SERVICE PARTS INFORMATION
Parts are currently available from GMSPO.
WARRANTY INFORMATION
Labor Operation: T7586
Labor Time (hrs.):
C
K
P
3.5
4.3
4.1
H.D. 3500
3.7
3.7