ION L4-2.2L VIN F (2004)
Front Crankshaft Seal: Customer Interest
Engine - Oil Leaks From the Front Crank Seal When Cold
Bulletin No.: 04-06-01-009A
Date: November 01, 2005
TECHNICAL
Subject:
Oil Leak from Engine Front Cover Crankshaft Oil Seal During Extremely Cold Weather (Replace Crankshaft Front Oil Seal)
Models:
2002-2005 Chevrolet Cavalier
2004-2005 Chevrolet Classic
2004-2005 Chevrolet Malibu
2005-2005 Chevrolet Cobalt
2002-2004 Oldsmobile Alero
2002-2005 Pontiac Grand Am, Sunfire
2005-2005 Pontiac Pursuit (Canada Only)
2000-2005 Saturn L-Series
2002-2005 Saturn ION, VUE
with 2.2L Ecotec Four-Cylinder Engine (VINs D, F - RPO L61)
Supercede:
This bulletin is being revised to add additional models and model years, update the information and title, and correct the Parts Information. Please
discard Corporate Bulletin Number 04-06-01-009 (Section 06 - Engine Mechanical).
Condition
Some customers may comment on an oil leak from the front engine cover crankshaft oil seal during extremely cold weather.
Cause
During extremely cold weather, moisture at the engine crankshaft balancer may freeze to the crankshaft front oil seal, which may result in the oil seal
being torn when the engine is started.
Correction
Replace front crankshaft oil seal with a new service part, P/N 12584041, which is constructed of an improved sealing compound that is not susceptible to
freezing. Refer to the service procedure in this bulletin to replace the front crankshaft oil seal.
Service Procedure
Removal
1.
Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement in the appropriate Service Manual or SI.
