KnownFlawsCar problems by yearCheck a VIN

March 2, 2004 Service bulletin

4L80E, 4L85E whine noise in first and second gear

GMC technical service bulletin 3259C for 2006 GMC Sierra 1500, 1999-2006 Chevrolet Silverado and 1999-2005 Chevrolet Suburban and others.

Bulletin number: 3259C
Component: Power train: automatic transmission
Summary: 4l80e, 4l85e whine noise in first and second gear. Tt

Owners of these vehicles have filed 1,025 complaints in the transmission category.

Vehicles covered

GMC Sierra 1500 2006 2006
Chevrolet Silverado 1999-2006 1999 2000 2001 2002 2003 2004 2005 2006
Chevrolet Suburban 1999-2005 1999 2000 2001 2002 2003 2004 2005
GMC Yukon 1999-2004, 2006 1999 2000 2001 2002 2003 2004 2006
GMC Sierra 1999-2005 1999 2000 2001 2002 2003 2004 2005
Chevrolet Avalanche 2002-2005 2002 2003 2004 2005
GMC Sierra 2500 2006 2006
Chevrolet Suburban 1500 2006 2006
Chevrolet Avalanche 1500 2006 2006
Chevrolet Express 1999-2006 1999 2000 2001 2002 2003 2004 2005 2006
GMC Sierra 3500 2006 2006
GMC Savana 1999-2004, 2006 1999 2000 2001 2002 2003 2004 2006
Chevrolet Suburban 2500 2006 2006

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