cadillac Workshop Repair Guides

Cadillac Workshop Service and Repair Manuals

All Technical Service Bulletins for Seals and Gaskets:|9342|Page 4431 > < Customer Interest for Seals and Gaskets:|9342|Page 4428
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Seals and Gaskets: All Technical Service Bulletins
Transaxle - Leak Between Helix Converter Seal and Bore

Bulletin No.: T-93-42
File in Group: 7
Number: 249
Corp.Ref.No.: 277148
Date: Dec. 1992

SUBJECT:
TRANSAXLE FLUID LEAK AT HELIX CONVERTER SEAL

MODELS AFFECTED:
1991-1993 DE VILLES, FLEETWOODS, ELDORADOS, AND SEVILLES WITH HYDRA-MATIC 4T60-E

Some 1991-1993 DeVilles, Fleetwoods, Eldorados, and Sevilles equipped with the Hydra-Matic 4T60-E (RPO M13) transaxle built on or before Julian
Date 302 (October 28, 1992) (reler to Figure 1) may exhibit a fluid leak between the helix converter seal and its bore. Under hot weather and/or extreme
operating conditions the helix converter seal may walk out partially or completely.

This condition may be caused by the taper and surface finish of the helix converter seal bore.

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