Engine and engine cooling: engine: diesel (Cummins)
Vehicle equipment recall 04E-059. NHTSA received CUMMINS, INC.’s report on Aug 9, 2004.
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The short answer
NHTSA received CUMMINS, INC.’s report on Aug 9, 2004. Copied from NHTSA on Oct 20, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
OIL LEAKAGE ON A HOT ENGINE CAN RESULT IN AN ENGINE COMPARTMENT FIRE, POSSIBLY RESULTING IN INJURIES.
CERTAIN CUMMINS 8.3L AND 8.9L ISC AND ISL DIESEL ENGINES P/N 3970750 AND 3971391 BUILT FOR USE ON SCHOOL BUSES, TRANSIT BUSES, EMERGENCY AND RECREATIONAL VEHICLES BETWEEN THE DATES OF DECEMBER 12, 2003 THROUGH APRIL 12, 2004.
OIL CAN LEAK INTO THE ENGINE COMPARTMENT FROM A CRACK IN THE CUP PLUG.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- NHTSA’s part: Engine and engine cooling: engine: diesel.
What should you do?
CUMMINS WILL NOTIFY ITS CUSTOMERS AND REPAIR THE ENGINES FREE OF CHARGE. THE RECALL BEGAN SEPTEMBER 3, 2004. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CUMMINS AT (WE DO NOT YET HAVE A TELEPHONE NUMBER FOR THIS RECALL CAMPAIGN.)
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- How to reach the firm: ALSO, CUSTOMERS CAN CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION’S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).
Which ones are recalled?
NHTSA counts 3,063 items potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
- Cummins ISLBuilt from Dec 12, 2003 to Apr 12, 2004
- Cummins ISCBuilt from Dec 12, 2003 to Apr 12, 2004
Who is recalling it?
- Made by CUMMINS, INC..
NHTSA, Recalls flat file before 2010. Released Oct 20, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Which ones, by part or lot: the recall’s report on NHTSA’s site gives them where the maker did; this file gives part numbers only where its maker listed them.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 20, 2026 and checked Oct 20, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 20, 2026.