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Service bulletins for the 2002 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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
683328102022-10-17. Service bulletin. ENGINE AND ENGINE COOLING. Service - Four Piece Oil Pan Gasket All Cummins Equipped Vehicles ONLY - The replacement oil pan gasket can be a four piece gasket rather than a single piece gasket. This applies to Cummins 5.9L and 6.7L engines only. Installation: 1. Clean the oil pan T-joints.~ 2. Fill the T-joint between the pan rail/gear housing and pan rail/rear seal retainer with sealant. Use Mopar® Silicone Rubber Adhesive Sealant or equivalent. 3. Apply a 2-mm [0.063-in] bead of Mopar Engine Sealant RTV Silicone Rubber Adhesive, to the oil pan flange.~ 4. The four piece gasket will need to be assembled to make a complete oil pan gasket. 5. Lay the oil pan gasket(s) onto the oil pan flange.~ 6. Ensure the oil pan gasket segment joints are properly aligned. 7. Apply a 2-mm [0.063-in] bead of Mopar Engine Sealant RTV Silicone Rubber Adhesive, to the top of the oil pan gasket.~ 8. Install the oil pan. Starting from the center and working outward, tighten the oil pan bolts to 28 N·m [21 ft. lbs.].
R2118796A2021-05-03. Service bulletin. ENGINE AND ENGINE COOLING. Valve Body. These may cause over drive cycling.
68332810A2021-05-03. Service bulletin. ENGINE AND ENGINE COOLING. Cummins Equipped Vehicles ONLY - The replacement oil pan gasket can be a four piece gasket rather than a single piece gasket. This applies to Cummins 5.9L and 6.7L engines only.
90026882018-06-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING; ENGINE AND ENGINE COOLING. 68069384A$, R8069384A$, 68086182A$, R8027067A$, RL002012A$ - Gasket, Cylinder Head Cover Before replacing injectors for Diagnostic Trouble Codes P0201, P0202, P0203, P0204, P0205, and/or P0206, please make sure that the wiring loom and/or connector in the valve cover gasket is not the root cause to your concern. In addition, make sure that the wiring attaching nuts are torqued to their proper value.~
25001082008-03-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM FREEZES IN EXTREME COLD AMBIENT TEMPERATURES -- INVOLVES INSTALLING REVISED PCV SYSTEM COMPONENTS. *NJ
25001062006-03-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM FREEZES IN EXTREME COLD AMBIENT TEMPERATURES. *TT
072005-10-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. EMISSIONS RECALL E07-CANISTER PURGE HOSES. THE CANISTER PURGE HOSES ON ABOUT 7,800 OF THE ABOVE VEHICLES MAY DEVELOP CRACKS OVER TIME AND RELEASE EVAPORATIVE HYDROCARBON (HC) WHICH COULD EXCEED FEDERAL EMISSION STANDARDS. *SC
050022005-05-18. Service bulletin. ENGINE AND ENGINE COOLING. NEW WATER PUMP FOR 3.7L ENGINE - NO LONGER COMMON WITH 4.7L. ADVANCED SERVICE INFORMATION #05-002. *TT
09009042004-05-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VACUUM PUMP SERVICE. *TT
18030022004-04-22. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE UNDERSHOOTS IDLE WHEN THE VEHICLE IS STOPPED, IN GEAR.*MR
18036032003-12-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE IDLE FLUCTUATION. *TT
1803003A2003-12-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GENERIC CUMMINS ENGINE CONTROL MODULE (PCM) PROCEDURE. *TT THIS BULLETIN REPLACED 18-030-03. *TT THIS BULLETIN REPLACED 18-030-03A DATED 10/17/03. TO ALSO INCLUDE 2005 RAM TRUCK. *TT
18030032003-10-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GENERIC CUMMINS ENGINE CONTROL MODULE (PCM) PROCEDURE. *TT
09008022003-02-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE KNOCK OR RATTLE SOUND WHEN CLIMBING A LONG GRADE AND TOWING A HEAVY TRAILER. *TT
02003A2002-09-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SUBJECT REGARDING CRANKSHAFT POSITION SENSOR SIGNAL, VEHICLES EQUIPPED WITH THE 3.7 L ENGINE, ALSO REFER TO 02003. *SLC
09002022002-09-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING CRANKCASE BREATHER OVERFLOW. *SLC
020072002-09-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SUBJECT REGARDING 4.7L CRANKSHAFT TO BEDPLATE INTERFERENCE. *SLC
020062002-09-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING LEFT AND RIGHT CAM SPROCKET BOLTS NOT TORQUED TO CORRECT SPECIFICATION. *SLC
18019012001-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXPERIENCE COLD IDLE ENGINE WARMING *SLC
09006012001-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. VEHICLES MAY EXPERIENCE OIL PAN GASKET LEAKS.*SLC
18014012001-10-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING PERFORMANCE ENHANCEMENTS, HARD STARTING AND / OR IDLE SPEED FLUCTUATIONS FOR SEVERE COLD WEATHER ENVIRONMENTS. *TT

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