Engine Oil Leak From Front Crankshaft Seal on Chevrolet Impala

An engine oil leak may develop from the front crankshaft seal. Our technicians tell us a revised front crankshaft seal is available to correct this concern.

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Average mileage: 52,043 (6,032–191,752)
Engines affected: 3.5L V6, 3.9L V6
5 model years affected: 2007, 2008, 2009, 2010, more2011
25 people reported this problem
14 people shared problem details
2011 Chevrolet Impala- 3.5L V636,200
dealer fixed under 5 year /100,000 power train warranty N/C
2010 Chevrolet Impala- 3.5L V645,000
just found out, my wife had the oil changed tonite, and they told her it was leaking. sounds expensive.
2011 Chevrolet Impala- 3.5L V649,000
bad front crankshift seal
2011 Chevrolet Impala- 3.5L V6
Faulty front crankshaft seal causing engine oil leak
2011 Chevrolet Impala- 3.5L V633,000
Front rear crank seal leak and bolt stretched
2008 Chevrolet Impala- 3.5L V612,900
Motor oil leak
2010 Chevrolet Impala- 3.5L V643,500
oil leak....found seal bad
Changed oil and noticed oil around the front of the engine.
2007 Chevrolet Impala- 3.5L V665,000
Leaking as we speak. Cannot afford to fix at this time. I am retired and it's close to Christmas
2007 Chevrolet Impala- 3.9L V6124,500
Not fixed yet but still leaking
2007 Chevrolet Impala- 3.9L V662,000
Engine developed an oil leak at aprox 61,000mi. This Engine Oil Leak From Front Crankshaft Seal cost aprox $900. Goes to show mileage isn't the determination as to this gasket/seal failure, it was age.
2010 Chevrolet Impala- 3.9L V6
Oil leak front main seal
Noticed a small oil spot in garage, front and rear main seals were leaking. Chevy dealer is fixing under warranty.
2011 Chevrolet Impala- 3.5L V66,032
Front and rear crankshaft seals leaking oil
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