WenmarOpen by Wenmar Pro

Service bulletin 11-03-08-001A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10052451
Published by NHTSA2013-07-31
Manufacturer's number11-03-08-001A
Manufacturer's date2013-07-31
NHTSA componentSUSPENSION:FRONT:WHEEL BEARING

NHTSA's summary

GM: SOME VEHICLES MAY EXPERIENCE A GROWL NOISE COM FROM THE FRONT END OF THE VEHICLE. ALSO INCLUDED IMPALA LIMITED MODEL YEAR 2014*JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension, Wheel bearing

Vehicles listed
CHEVROLET IMPALA2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
140601002A2017-12-22. Service bulletin. This technical bulletin provides a procedure to replace the crankshaft bearings and rear oil seal to correct the customers concer of an oil leak.
TB-11-03-08-0012011-06-30. Service bulletin. GM: 2006-2011 IMPALA. THERE IS A GROWL NOISE IN THE FRONT OF THE VEHICLE WHEN DRIVING 20-50MPH. THIS MAY BE CAUSED BY A LOSS OF PRELOAD ON THE WHEEL BEARINGS. *RM