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Service bulletin 140601002A

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 id10126207
Published by NHTSA2017-12-22
Manufacturer's number140601002A
Manufacturer's date2014-12-01
NHTSA componentSUSPENSION:FRONT:WHEEL BEARING

NHTSA's summary

This technical bulletin provides a procedure to replace the crankshaft bearings and rear oil seal to correct the customers concer of an oil leak.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Suspension, Wheel bearing

Vehicles listed
BUICK ENCLAVE2012, 2013
BUICK LACROSSE2012, 2013
CADILLAC ATS2013
CADILLAC CTS2012, 2013
CADILLAC SRX2012, 2013
CADILLAC XTS2013
CHEVROLET CAMARO2012, 2013
CHEVROLET CAPTIVA2012 to 2013
CHEVROLET EQUINOX2012, 2013
CHEVROLET IMPALA2012, 2013
CHEVROLET TRAVERSE2012, 2013
GMC ACADIA2012, 2013
GMC TERRAIN2012, 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
PI11282018-04-16. Service bulletin. This preliminary bulletin provides a procedure to replace the right rear hub bearings and seals to correct the customers concern of noises from that area.
G-1930222017-02-25. Service bulletin. 13147A - SERVICE UPDATE (REVISED EXPIRATION DATE). THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO ROTATE THE TIRES ON CERTAIN VEHICLES EQUIPPED WITH 18” WHEELS (RV1/RT4) THAT ARE IN DEALER INVENTORY. THESE VEHICLES MAY EXPERIENCE LOOSENING OF THE WHEEL NUTS. IF THIS OCCURS, A CREAKING, RATTLING OR GRINDING NOISE MAY ORIGINATE FROM THE WHEEL AREA. A STEERING VIBRATION MAY ALSO BE PRESENT. IF UNNOTICED OR IGNORED, ONE OR MORE OF THE WHEEL LUG NUTS COULD DETACH, OR FATIGUE. THE WHEEL ATTACHMENT STUDS MAY FRACTURE THE STUDS.
11-03-08-001A2013-07-31. Service bulletin. GM: SOME VEHICLES MAY EXPERIENCE A GROWL NOISE COM FROM THE FRONT END OF THE VEHICLE. ALSO INCLUDED IMPALA LIMITED MODEL YEAR 2014*JS