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Service bulletin 990603007C

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 id619369
Published by NHTSA2001-05-24
Manufacturer's number990603007C
Manufacturer's date2001-04-01
Replaces990603007B
NHTSA componentFUEL SYSTEM, OTHER

NHTSA's summary

A CONDITION MAY EXIST IN WHICH THE FUEL GAUGE READS INCORRECTLY / FLUCTUATES, LOW FUEL CHIME SOUNDS PREMATURELY. *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
BUICK CENTURY1997, 1998, 1999
BUICK REGAL1997, 1998, 1999
CHEVROLET LUMINA1997, 1998, 1999
CHEVROLET MONTE CARLO1997, 1998, 1999
OLDSMOBILE INTRIGUE1998, 1999
PONTIAC GRAND PRIX1997, 1998, 1999

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
PIP4723F2022-02-14. Service bulletin. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
PIP4723C2019-04-08. Service bulletin. This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
05-06-04-035D2018-05-21. Service bulletin. This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.
8363172000-12-27. Service bulletin. SOME OPERATORS OF VEHICLES EQUIPPED WITH LAND MOBILE COMMUNCATION SYSTEMS, SUCH AS THOSE UTILIZED BY LAW ENFORCEMENT AGENCIES, MAY COMMENT ON FUEL PUMP RELATED RADIO FREQUENCY INTERFERENCE DURING VEHICLE OPERATION. *TT
990603007B2000-04-07. Service bulletin. SOME CUSTOMERS MAY COMMENT ON THE FOLLOWING CONDITIONS: 1) THE FUEL GAUGE READING INCORRECTLY. 2) LOW FUEL CHIME SOUNDS PREMATURELY. 3) FUEL GAUGE MAY FLUCTUATE FROM FULL TO EMPTY. *TT
990603007A2000-01-11. Service bulletin. CONDITIONS WITH INACCURATE FUEL GAUGE / FLUCTUATES, PREMATURE LOW FUEL CHIME. *TT
9906030071999-09-29. Service bulletin. SOME CUSTOMERS MAY COMMENT THAT THE FUEL GAUGE READS INCORRECTLY / FLUCTUATES, AND THE LOW FUEL CHIME SOUNDS PREMATURELY. *TT
98776304A1998-05-05. Service bulletin. SOME VEHICLES MAY EXPERIENCE A DRIVEABILITY SYMPTOM OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE. *YC
9711017763041998-03-30. Service bulletin. SUBJECT PERTAINING TO DRIVEABILITY SYMPTOMS DUE TO FUEL INJECTOR DEPOSITS. *YC