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Service bulletin 010420005

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 id627737
Published by NHTSA2002-02-15
Manufacturer's number010420005
Manufacturer's date2001-11-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT:SEAL

NHTSA's summary

INFORMATION REGARDING CORRECT VEHICLE APPLICATION FOR EATON. 1990-2002 CHEVROLET AND GMC C-SERIES CONVENTIONAL AND T-SERIES TILT CAB MEDIUM DUTY MODELS. *YH

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

Transmission and driveline, Axle

Vehicles listed
CHEVROLET C SERIES1990 to 2002
CHEVROLET T SERIES1990 to 1996
CHEVROLET T SERIES1997, 1998, 1999, 2000, 2001, 2002
GMC C SERIES1990 to 2002
GMC T SERIES1990 to 1996
GMC T SERIES1997, 1998, 1999, 2000, 2001, 2002

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
980532000-12-27. Service bulletin. CUSTOMER SATISFACTION CAMPAIGN FOR PICKUP AND UTILITY MODEL VEHICLES BUILT WITH LOW LEVELS OF REAR AXLE OIL. *TT
988643061998-08-03. Service bulletin. COMMENTS ABOUT FLUID LEAKING ONTO THE GROUND NEAR THE FRONT WHEELS OR FRONT ENGINE AREA OR LEAKING ONTO THE SURROUNDING COMPONENTS. *YC