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Service bulletin 21-02-01

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 id617619
Published by NHTSA2001-03-19
Manufacturer's number21-02-01
Manufacturer's date2001-02-21
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

BRIEF INFORMATION ON FUEL TANK TO FUEL PUMP / SENDING UNIT MODULE O-RING REPLACEMENT. *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

Fuel system

Vehicles listed
CHEVROLET CHEVROLET

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