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Service bulletins for the 1999 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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
0905002000-04-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EXPERIENCING SPARK KNOCK AND ENGINE OIL CONSUMPTION DUE TO INTAKE MANIFOLD PAN GASKET OIL LEAK. *TT
0902002000-04-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. A CUSTOMER MAY COMPLAIN OF A HEAVY OIL OR FUEL-LIKE ODOR COMING FROM THE ENGINE COMPARTMENT. *TT
1801002000-04-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SUBJECT REGARDING MISDIAGNOSED LEAK DETECTION PUMP SYSTEMS WITH DIAGNOSTIC TROUBLE CODES P1494, P0442 P0455, OR P0456. *TT
1825992000-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION ON ERRONEOUS ENGINE MISS WHILE PERFORMING DIAGNOSTICS WITH THE DIAGNOSTIC SCAN TOOL (DRB III). *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
99231999-08-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CONDITIONS MAY EXIST WHERE OIL SEEPAGE PAST THE ENGINE OIL FILTER ADAPTER PLATE GASKET. *TT
99061999-05-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SERVICE ACTION REGARDING ETHYLENE GLYCOL CONCENTRATION TOO LOW IN ENGINE COOLANT MIXTURE. *TT
1837981999-02-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CONSUMERS THAT INADVERTENTLY FLOOD THEIR ENGINES DURING STARTING MAY TRY TO PERFORM A CLEAR FLOOD PROCEDURE TO HELP START THEIR VEHICLES. *AK
1838981999-02-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT INTERMITTENT POOR DRIVEABILITY DURING STEADY STATE HIGHWAY DRIVING. *YC
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
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
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

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