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Service bulletins for the 2007 Isuzu NPR

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.

21 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
IB09-X-004C2022-08-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The Isuzu Commercial Truck of America (ICTA) Service Technical Assistance Center (TAC) provides diagnostic support to Isuzu dealer technicians repairing Isuzu vehicles in and out of vehicle warranty. A TAC case number will be issued solely for information tracking purposes and future contact reference.
IB-14-X-0012014-11-13. Service bulletin. ENGINE AND ENGINE COOLING. ISUZU: INFORMATION REGARDING CORROSION INHIBITOR IMPROVEMENT THAT CHANGES COLOR OF COOLANT TO A DARK COLOR AND IS ADDED AT PORT TO BOTH RADIATOR AND SURGE TANK. *PE
SB-12-J-0052012-10-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL. ISUZU (CHEVROLET/GMC): TRUCKS WITH DIESEL ENGINE WOULD HAVE IDLE VIBRATION, TROUBLE STARTING, ENGINE NOT REVVING UP, AND A LACK OF POWER DUE TO POSSIBLE OPERATION CONDITION OF SUCTION CONTROL VALVE (SCV)/FUEL RAIL PRESSURE (FRP) REGULATOR BEING INTERMITTENT. MODELS 2004-2010 CHEVROLET/GMC C, T, W SERIES AND ISUZU F, H, N SERIES. *PE
IB-10-J-0022011-04-27. Service bulletin. FUEL SYSTEM, OTHER:FUEL FILTER; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). IZUZU: 2011 IZUZU N-SERIES ARE EQUIPPED WITH A SELECTIVE CATALYST REDUCTION SYSTEM THAT REDUCES NITROGEN OXIDE EMISSIONS FROM A DIESEL ENGINE. *RM
SB-09-J-0062010-08-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. ISUZU/GMC/CHEVROLET: OIL RELATED MISDIAGNOSIS-ENGINE OIL DIPSTICK CALIBRATION INCORRECT. MODELS EQUIPPED WITH DIESEL PARTICULATE FILLER (DPF) AND WHOLESALED BEFORE 12/03/09, WERE BUILT WITH AN INCORRECT ENGINE OIL DIPSTICK CALIBRATION. THE INCORRECT CALIBRATION CAUSES AN OVERFILLED CONDITION OF APPROXIMATELY 1.5QTS WHEN AT THE FULL MARK. *PE
IB-09-J-0032009-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. ISUZU/CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE FOLLOWING TABLE CONTAINS MANY POSSIBLE CAUSES FOR THE FOLLOWING SYMPTOMS. HARD START/NO START; ROUGH, MISFIRE, UNSTABLE OR INCORRECT IDLE; SURGES, LACK OF POWER, HESITATION, LAG OR STUMBLE. WHILE SOME OF THESE SYMPTOMS MAY LEAD TO COMPONENT REPLACEMENT, THE REPLACEMENT SHOULD NOT BE CONSIDERED A COMPLETED REPAIR. THESE TYPES OF SYMPTOMS HAVE A HIGH PROBABILITY FOR A REPEAT REPAIR SINCE THE TRUE SOURCE OF THE FAILURE IS TYPICALLY FUEL CONTAMINATION. *PE UPDATED 3/23/12. *PE
SB-08-J-0032009-01-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. CHEVROLET, GMC AND ISUZU TRUCKS: LACK OF POWER, ENGINE WILL NOT REV UP, IDLE VIBRATION, ENGINE STARTING CONCERNS, DTCS P1093, P0087, P1087, P0088 AND/OR P1088 SET (DIAGNOSE AND REPLACE SUCTION CONTROL VALVE (SCV) (FUEL PRESSURE REGULATOR (FPR), IF NECESSARY). *PE UPDATED 2/13/09. *PE UPDATED 4/5/10. *PE UPDATED 11/2/11. *PE
0706040212007-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LACK OF POWER, ENGINE WILL NOT REV-UP, IDLE VIBRATION, ENGINE STARTING CONCERNS, DTC;S P1093, P0087, P1087, P0088 AND/OR P1088 SET (DIAGNOSE AND REPLACE SUCTION CONTROL VALVE (SCV) (FUEL PRESSURE REGULATOR (FPR)), IF NECESSARY) *NJ
0506930012007-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE LOW POWER, WHISTLING-TYPE NOISE FROM ENGINE (REPLACE TURBO TO CHARGE AIR COOLER HOSE CLAMP). *KB
0606040612007-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED, ENGINE OIL SEEPAGE/LEAKING ONTO GROUND IN EXTREMELY LOW AMBIENT TEMPERATURES (REPLACE PCV HOSE AND BRACKET/INSTALL NEW CATCH TANK COVER). *KB
0506040352006-05-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; FUEL SYSTEM, GASOLINE. USAGE OF E85 FUELS IN GM VEHICLES. 1997 - 2008 ALL GM CARS AND TRUCKS. 1997 - 2008 ALL SATURN VEHICLES. *TT UPDATED. *KB UPDATED ON 10/22/07. *NJ

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.