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Service bulletin 99066F

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 id10001299
Published by NHTSA2003-04-28
Manufacturer's number99066F
Manufacturer's date2003-03-01
Replaces99066E
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

SPECIAL POLICY ADJUSTMENT - SEQUENTIAL CENTRAL PORT FUEL INJECTION (SCPI) FAILURES IN CALIFORNIA ONLY. CERTAIN 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 S/T, M/L, C/K, G, P, W4/NPR MODELS. *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

Engine

Vehicles listed
CHEVROLET C/K SERIES
CHEVROLET G SERIES
CHEVROLET M/L UTILITY
CHEVROLET P SERIES
CHEVROLET S/T UTILITY
GMC C/K SERIES
GMC G SERIES
GMC M/L UTILITY
GMC P SERIES
GMC S/T UTILITY
ISUZU NPR2003
OLDSMOBILE M/L UTILITY
OLDSMOBILE S/T UTILITY

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