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Service bulletins for the 1998 Dodge Ram

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.

167 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
8311999-11-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EMISSIONS RECALL TO REPROGRAM YOUR VEHICLE'S POWERTRAIN CONTROL MODULE. *TT
1821991999-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING 5.9L - 24V CUMMINS DIESEL LOW POWER OR POOR PERFORMANCE DIAGNOSTIC. *TT
0906991999-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING SPARK KNOCK AND ENGINE OIL CONSUMPTION DUE TO INTAKE MANIFOLD PAN GASKET OIL LEAK. *TT
2501991999-10-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. EXPERIENCING A KNOCKING OR TAPPING LIKE NOISE FROM THE ENGINE COMPARTMENT. *TT
1811991999-09-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. EXPERIENCING SLOW ACCELERATION OR LACK OF POWER WHILE TOWING OR HAULING A HEAVY LOAD. *TT
8171999-08-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. EMISSIONS RECALL NO. 817 REGARDING THE POWERTRAIN CONTROL MODULE NOT ILLUMINATING THE MAINTENANCE REQUIRED LIGHT AS SPECIFIED BY FEDERAL REGULATIONS. *TT
7941999-05-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. CALIFORNIA EMISSIONS RECALL -- REPROGRAM POWERTRAIN CONTROL MODULE. *TT
SP6971999-05-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SUBJECT ON MOUNT ASSEMBLY BOX NUMBER 62035. *TT
7601999-02-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. NOX EMISSION LEVELS MAY EXCEEDCALIFORNIA AIR RESOURCES BOARD (CARB) EMISSION STANDARDS. TO CORRECT THIS CONDITION,PCV AND BRAKE BOOSTER HOSES MUST BE REPLACED AND REROUTED. *AK
0709981999-02-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. SUBJECT ON VISCOUS FAN DRIVE SERVICE. *YC
0708981999-02-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. CONDITIONS WITH DIESEL ENGINE OVERHEATING. *YC
0906981999-01-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. INCORRECT ENGINE OIL DIPSTICK. *YC
2502981999-01-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT REGARDING I/M ( INSPECTION MAINTENANCE ) TESTING - OBD II "CARB" READINESS MONITOR INFORMATION. *YC
8001/80021999-01-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT PERTAINING TO REPROGRAMING ENGINE CONTROL MODULE FOR NOX EMISSIONS. *AK
0904981998-11-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. SOME VEHICLES MAY EXHIBIT A CONDITION WHERE THE ACCESORY DRIVE BELT BECOMES DAMAGED ON THE INBOARD EDGE. *YC
1108981998-11-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. A NEW KIT HAS BEEN RELEASED THAT WILL ALLOW TECHNICIANS TO REPAIR TURBOCHARGERS WITH FAILED WASTEGATE ACTUATORS. *AK
0705981998-11-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. EXPERIENCING ENGINE COOLING FAN NOISES. *YC
98471998-10-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SOME AFTER MARKET EXHAUST BRAKE INSTALLATIONS, ESPECIALLY THOSE WITH SWITCHES THAT CONNECT TO THE THROTTLE PEDAL, CAN CAUSE MIL ILLUMINATION WITH TSC PO121- ACCEL POSITION SENSOR VOLTS DO NOT AGREE W/IDLE VALIDATION SIG. *AK
9768981998-05-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. EXHIBITING A NO START CONDITION IN COLD TEMPERATURES. *YC
1834971998-05-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. ENGINE MAY SPARK/KNOCK WHEN WARM UNDER MODERATE TO HEAVY ACCELERATION. *AK
1837971998-05-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLE MY EXHIBIT A NO START OR HARD START CONDITION IN COLD TEMPERTURES. *YC
9712311837971998-05-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLE MAY EXHIBIT A NO START OR HARD START CONDITION IN COLD TEMPERATURES. *YC
1810981998-05-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CONDITION WITH GASOLINE ENGINES WILL NOT ILLUMINATE THE MIL PROPERLY WHEN MISFIRE IS DETECTED. *YC
1806981998-05-11. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL; VEHICLE SPEED CONTROL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. COMPLAINTS OF HARD OR NO START CONDITONS. *YC
1807981998-05-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; VEHICLE SPEED CONTROL:CRUISE CONTROL. CUSTOMER MAY BE CONCERN OF INCORRECT IDLE ADJUSTMENTS. *YC

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