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Service bulletin 476304

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 id39084
Published by NHTSA1995-03-06
Manufacturer's number476304
Manufacturer's date1995-01-01
NHTSA componentFUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

NHTSA's summary

BLACK SMOKE ONLY AFTER INJECTION PUMP REPLACEMENT. *TW

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, Fuel pump

Vehicles listed
CHEVROLET C SERIES (LIGHT)1994 to 1995
GMC C SERIES(LIGHT)1994 to 1995

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