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Service bulletin 01032

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 id619384
Published by NHTSA2001-05-24
Manufacturer's number01032
Manufacturer's date2001-05-01
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

CUSTOMER SATISFACTION CAMPAIGN REGARDING 6-SPEED MANUAL TRANSMISSION - REPLACE RESEVOIR CAP AND HYDRAULIC FLUID ON CERTAIN 2001 CHEVROLET SILVERADO AND GMC SIERRA 2500 HD, 3500 TRUCKS WITH 8.1L GASOLINE OR 6.6L DIESEL ENGINES. *TT

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, Manual transmission

Vehicles listed
CHEVROLET 2500 HD
CHEVROLET 3500 SERIES (the catalog's model; the bulletin names a series or trim of it)
GMC 2500 HD
GMC 3500

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