LeSabre V6-231 3.8L VIN C SFI (1990)
Crankshaft Main Bearing Seal: Customer Interest
Engine - Oil Leak At Rear Main Bearing Cap Side Seal
Bulletin:
92-6-8
Date:
Mar. '92
Ref. No.: 92-137-6
Corp. Ref. No.: 206102
SUBJECT:
ENGINE OIL LEAK AT REAR MAIN BEARING CAP SIDE SEAL (INSTALL NEW REAR MAIN BEARING CAP SIDE SEAL)
MODELS AFFECTED:
ALL MODELS WITH 90 DEGREE V-6 "BUICK" ENGINE
A new rear main bearing cap side seal has been released to service all 90 degree V-6 "BUICK" engines. It will no longer be necessary to seal the cap to
the block with R.T.V. sealer.
The part number for the new seal is 24500058. Parts are expected to be available on March 16, 1992. In case of limited inventory, parts will be placed on
400 control to waive VIP surcharges. Only verifiable emergency VIP orders will be accepted. SPO will make every effort to obtain parts. However, the
part will be shipped premium transportation at dealer's expense and all other order types will be placed on backorder until the 400 control is removed.
SERVICE PROCEDURE:
REMOVE:
- Flywheel (1990-92 3800 TPI)
- Oil Pan
- # 4 (Rear) Main Bearing Cap
CLEAN:
- Side seal area of bearing cap and block
INSTALL:
- New Rear Main Bearing Oil "Rope" Seal (All Except 3800 TPI)
- # 4 (Rear) Main Bearing Cap in block
- Side seal, part number 24500058, with gray rubber seal material facing the block
