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1998 Cummins Isb 6 Cylinder

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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0Owner complaints

Model-year median: 0

0Recall campaigns

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2Investigations

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How this year compares

Owner complaints by model year

Other model years Selected year
0
19980
19990
20000
2001
Compare all Isb 6 Cylinder years →

Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

No component reports in this snapshot.

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When problems were reported

Mileage at the reported incident

Limited mileage data: 0 of 0 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

What owners actually said

0 reports

No matching complaints in this snapshot.

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

2

EA04022 · Engine Stalling

Opened Aug 9, 2004 · Closed Aug 19, 2005

Status: closed (inferred from source dates) · Fuel System, Diesel

ODI OPENED THE INVESTIGATION TO EXAMINE STALLING ALLEGATIONS ON 1998-2002 CUMMINS 5.9 LITER DIESEL ENGINES.DURING THE INVESTIGATION ODI FOUND THAT THE ENGINE IS USED IN SCHOOL AND TRANSIT BUSES, EMERGENCY VEHICLES, MEDIUM DUTY TRUCKS, LIGHT TRUCKS, RV'S, AND CARGO VANS.ODI CONTACTED CUMMINS AND CHRYSLER (LARGEST VEHICLE MANUFACTURER), VISITED SCHOOL BUS FLEETS, CONDUCTED INTERVIEWS AND CONDUCTED TESTING OF LIGHT VEHICLES TO QUANTIFY THE FAILURE MODE. ODI OBSERVED THAT THE LIFT PUMP, A PART OF THE FUEL SYSTEM, FAILS, RESULTING IN REDUCED FLOW TO THE INJECTOR PUMP.WHEN THIS PROBLEM OCCURS, THE ENGINE EXPERIENCES SEVERE DRIVABILITY ISSUES, SUCH AS LOW SPEED, LOW POWER, SMOKING AND POOR ACCELERATION.HEAVIER VEHICLES SUCH AS SCHOOL BUSES WITH A GVWR OF 33,000 POUNDS MAY EXPERIENCE A STALL.ODI VERIFIED VIA INTERVIEWS THAT SOME SCHOOL BUSES ACTUALLY STALLED RESULTING IN THE TRANSFER OF STUDENTS ON THE ROADSIDE.ODI'S TESTING SHOWED THAT LIGHT VEHICLES WOULD SUFFER THE SEVERE DRIVABILITY ISSUES AND THEN GRADUALLY RECOVER.A LIGHT VEHICLE WAS DRIVEN AT LOW AND HIGH SPEEDS FOR AN HOUR WITHOUT A TRUE ENGINE STALL OCCURRING.ODI'S TECHNICAL REPORT, WHICH CONTAINS FULL DETAILS, AND A COPY OF THE CUMMINS RECALL ARE ATTACHED.

PE04034 · Engine Stalling

Opened Apr 8, 2004 · Closed Aug 9, 2004

Status: closed (inferred from source dates) · Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Additional source detail variants (7)

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.

Fuel System, Diesel

THE ENGINEERING ANALYSIS WILL FOCUS ON THOSE ENGINES PRODUCED BY CUMMINS FOR SALE IN THE AFTERMARKET AS REPLACEMENTS FOR ENGINES ORIGINALLY INSTALLED IN NEW VEHICLES.THIS IS ONLY A VERY SMALL PORTION OF THE ENGINES PRODUCED BY CUMMINS THAT ARE AFFECTED BY THE ALLEGED DEFECT.FOR THIS SMALL POPULATION, THE WARRANTY RATE IS 3.24%.HOWEVER, FOR THE TOTAL POPULATION OF THESE ENGINES PRODUCED FOR USE IN MOTOR VEHICLES, THE WARRANTY RATE IS 4.55%.ALSO, A PRELIMINARY ANALYSIS OF THE WARRANTY DATA PROVIDED BY CUMMINS SHOWS THAT FOR THE OLDEST ENGINES IN THE SUBJECT POPULATION (ENGINES PRODUCED IN 1998 AND 1999), THE AVERAGE AGE OF THE ENGINE AT THE TIME OF THE WARRANTY CLAIM IS ABOUT 2.7 YEARS, AND THE AVERAGE WARRANTY RATE IS 5.21%.AS ODI CONTINUES ITS EXAMINATION OF THE INFORMATION RECEIVED FROM CUMMINS,SEPARATE INVESTIGATIONS WILL BE INITIATED, AS APPROPRIATE,ADDRESSING THE VEHICLES PRODUCED BY THOSE VEHICLE MANUFACTURERS TO WHOM CUMMINS SOLD THE SUBJECT ENGINES.ODI WAS AWARE OF A CUMMINS SERVICE CAMPAIGN (#0329) WHEN THIS INVESTIGATION WAS BEGUN.ODI HAS BECOME AWARE OF TWO ADDITIONAL SERVICE CAMPAIGNS, ONE FOR FEDERAL EXPRESS (#0210) AND ONE FOR SHRED-IT (#0411) .THESE SERVICE CAMPAIGNS AUTHORIZE THE INSTALLATION OF THE LATESTFUEL INJECTION AND TRANSFER PUMPS (PRODUCT IMPROVEMENTS) ON VEHICLES THAT HAVEN'T HAD THE PUMPS INSTALLED PREVIOUSLY ON A FIX-AS-FAIL BASIS.