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Service bulletins for the 2001 Isuzu Trooper

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.

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

By type

By component

By trouble code

Bulletins, newest first
PIC4935D2017-08-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition off. After 120 hours from ignition off, these systems then completely power off. The Onstar modules draw: * IGN ON - 240 to 400 Milliamp. * IGN OFF - 3 to 20 Milliamp for 48 hours or 120 hours on Gen 9 and vehicle communication platforms. * IGN OFF - 0.2 to 0.8 Milliamp after 48 hours or 120 hours on Gen 9 and vehicle communication platforms.
PIP51632017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIP52262017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
PIT3099M2017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partect for assistance. Technician can also contact Techline Customer Support Center for programming issues.
PIC5959B2017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
PIP5163A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
PIC59532017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
PIP5029G2017-05-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A MALFUNCTION INDICATOR LAMP ON OR ENGINE MISFIRE, ROUGH IDLE, EXTENDED CRANK, OR CRANK NO START IN SOME CASES. TECHNICIAN WILL NEED TO PERFORM PUBLISHED SERVICE INFORMATION DIAGNOSTICS. IF TECHNICIAN FINDS CARBON, AN UPPER ENGINE AND VALVE CLEANING SHOULD BE PERFORMED.
PIC5491J2017-04-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ONSTAR SYSTEM THAT WILL NOT POWER UP. TECHNICIAN SHOULD TURN OFF THE IGNITION AND CANCEL RETAINED ACCESSORY POWER. AFTER THE VEHICLE HAS POWERED DOWN REMOVE POWER TO THE ONSTAR MODULE FOR FIVE MINUTES. AFTER THE POWER HAS BEEN REMOVED FOR FIVE MINUTES, IF THE ONSTAR SYSTEM IS WORKING RELEASE THE VEHICLE. IF THE ONSTAR SYSTEM IS STILL INOPERATIVE CONTINUE WITH PUBLISHED SERVICE INFORMATION DIAGNOSTICS.
PIP5226A2017-03-21. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE. TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.
0211S0032003-09-24. Service bulletin. EQUIPMENT. REAR CUP HOLDER DOES NOT STAY IN THE UP POSITION. *TT
0304S0022003-08-13. Service bulletin. ELECTRICAL SYSTEM. CIRCUIT SCHEMATIC (ELECTRONIC TROUBLESHOOTING MANUAL (ETM) REVISION). *TT
0301S0022003-06-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. THROTTLE BODY MOUNTING BOLT TORQUE SPECIFICATIONS. *TT
0204S0032002-09-26. Service bulletin. POWER TRAIN. REPLACEMENT ODOMETER PROGRAMING. *JG
SB0104S0012001-10-16. Service bulletin. VEHICLE SPEED CONTROL. SOME ENGINES MAY OCASSIONALLY EXPERIENCE IDLE FLUCTUATION AND / OR THE MALFUNCTION INDICATOR LAMP WILL ILLUMINATE BECAUSE AN ACCELERATOR POSITION SENSOR (APS) DIAGNOSTIC TROUBLE CODE P1271, P1273, P1275, P1280, OR P1285 IS SET. *TT
IB0113S0022001-09-18. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. INFORMATION CONCERNING THE NAKAMICHI AUDIO WIRING HARNESS ADAPTER FOR CERTAIN ANNIVERSARY EDITION MODELS. *TT
IB0101S0012001-09-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SERVICE INFORMATION REGARDING DIAGNOSTIC TROUBLE CODE P1340 ION SENSING MODULE CYLINDER ID FAULT. *TT
IB0114S0072001-09-18. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON KENT MOORE ESSENTIAL TOOLS. *TT
IB0104S0012001-07-02. Service bulletin. ELECTRICAL SYSTEM. SERVICE INFORMATION REGARDING DIAGNOSTIC TROUBLE CODE P1340 ION SENSING MODULE CYLINDER ID FAULT.
IB0108S0012001-07-02. Service bulletin. UNKNOWN OR OTHER. INFORMATION BULLETIN CONTAINING QUICK REFERENCE GUIDE CORRECTIONS FOR VARIOUS 2001 MODEL YEAR VEHICLES INCLUDING THE 2002 MODEL YEAR AXIOM. *TT
IB0008S0052000-12-15. Service bulletin. TIRES. THIS INFORMATION BULLETIN IS TO INFORM YOU THE VEHICLE TIRE PRESSURE IS INCREASED FOR VEHICLE SHIPPING. *TT

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