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Service bulletins for the 2023 Ram 1500

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.

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

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By component

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
S23090000072024-01-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. Customer complaint may include a noise from under the hood described as a ?belt-related? noise.
91002122024-01-08. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. PUMP Water For 2016-2024MY 3.6L Pentastar Upgrade with suspected coolant leak. PRIOR TO PERFORMING ANY WATER PUMP REPLACEMENT, PROCEED WITH INSPECTION INSTRUCTIONS FROM THE LATEST VERSION OF STAR ONLINE PUBLICATION S2307000002. Please submit pictures of the leak area thru the DIDI process outlined in the STAR Online document. NOTE: Some coolant residue may be found at the water pump weep hole plug area which may be normal, but coolant should not be dripping from this location. If unsure about, use the Pressurized Coolant System Inspection process as found in the Dealer Connect Cooling Diagnosis and Testing Procedures.
S23080000222024-01-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. No Start, No Crank, Diagnostic Trouble Codes (DTC) P2504 Charging System Output High
9003357A2024-01-02. Service bulletin. ENGINE AND ENGINE COOLING. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use red O-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
S23090000072023-10-30. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include a noise from under the hood described as a ?belt-related? noise.
91002122023-10-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. PUMP Water For 2016-2024MY 3.6L Pentastar Upgrade with suspected coolant leak. PRIOR TO PERFORMING ANY WATER PUMP REPLACEMENT, PROCEED WITH INSPECTION INSTRUCTIONS FROM THE LATEST VERSION OF STAR ONLINE PUBLICATION S2307000002. Please submit pictures of the leak area thru the DIDI process outlined in the STAR Online document. NOTE: Some coolant residue may be found at the water pump weep hole plug area which may be normal, but coolant should not be dripping from this location. If unsure about, use the Pressurized Coolant System Inspection process as found in the Dealer Connect Cooling Diagnosis and Testing Procedures.
18089232023-10-02. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P219A - Bank 1 Air-Fuel Ratio Imbalance. ? P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. This bulletin involves reprogramming the PCM with the latest available software.
07009232023-10-02. Service bulletin. ENGINE AND ENGINE COOLING. Broken Internal Coolant Valve Gear Engine Coolant Bypass Valve Control Circuit Open. This bulletin involves replacing the 3-way coolant valve.
S23070000022023-10-02. Service bulletin. ENGINE AND ENGINE COOLING. Suspected engine coolant leak.
S23080001092023-10-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Check Engine Light On, DTC?s P2008 P2016 P2017 Circuit F342, Spread Terminal At Solenoid Short Runner Valve Connector
S23080001102023-10-02. Service bulletin. ENGINE AND ENGINE COOLING. Check Engine Light On, P0113 Intake Air Temperature Sensor 1 Circuit High
08184232023-09-25. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. ACC Etching on Start/Stop Button Shy Customers may experience: ? ACC (Accessory Position) etching missing on Stop/Start button. This bulletin involves inspecting and possibly replacing the Keyless Ignition Node (KIN). NOTE: There is no issue with the ignition switch or the switching of positions, but with the indication of the ACC lamp around the switch when in the ACC position. There is also cluster EVIC indication when the ignition is in the ACC position.
S238A0000332023-08-21. Service bulletin. ENGINE AND ENGINE COOLING. Offroad Pages App Does Not Show Coolant Temp Or Oil Pressure
S23090000022023-07-31. Service bulletin. ENGINE AND ENGINE COOLING. MIL lamp-on. Engine noise, rattle. Misfire or rough running.
S23230000212023-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Clunk Noise From Front End Driving Between 15 And 35 MPH And When Decelerating. C0604- Active Air Dam Control Performance
07007232023-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Water Quality When Mixed With Engine Coolant
09009232023-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Engine Ticking Noise Engine makes an abnormal ticking noise. There may be Diagnostic Trouble Codes (DTC)s present. This bulletin involves inspecting and if needed, replacing the intake HLAs. NOTE: **ALL VEHICLES ON THE RSU VIN LIST REQUIRE ALL 12 INTAKE HYDRAULIC LASH ADJUSTERS TO BE REPLACED**.
91001432023-07-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. PSU right intake camshaft Case 1) If you are to flash the PSU (Pentastar Upgrade Engine) PCM due to P0300 code presence, only AB or previous LEVEL PSU right intake camshaft PN 05047913AA or AB (old version) should be replaced. If the engine is equipped with the AC/AD LEVEL PSU right intake camshaft PN 05047913AC or AD (new version), camshaft should NOT be replaced. Case 2) If the intake camshaft or intake rocker arm has excessive wear on the high lift profile (Rocker arm: slider, Camshaft: central lobe), replace the intake camshaft (1) in that cylinder head and all intake rocker arms (6).
09009232023-05-30. Service bulletin. ENGINE AND ENGINE COOLING. Engine Ticking Noise Engine makes an abnormal ticking noise. There may be Diagnostic Trouble Codes (DTC)s present. This bulletin involves inspecting and if needed, replacing the intake HLAs.
18048232023-05-30. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
S23080000222023-04-17. Service bulletin. ENGINE; ELECTRICAL SYSTEM. No Start, No Crank, Diagnostic Trouble Codes (DTC) P2504 Charging System Output High
9003357a2023-04-17. Service bulletin. ENGINE AND ENGINE COOLING. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use red O-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
90033572023-04-17. Service bulletin. ENGINE AND ENGINE COOLING. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY (with mileage above 30,000) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use red O-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
91001322023-04-17. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE ASSY - 3.6L AUTO TRANS Before replacing the engine due to an abnormal ticking noise, please check that the INTAKE Hydraulic Lash Adjusters are not "collapsed". If a collapsed INTAKE HLA is found, replace all INTAKE HLAs on the suspect cylinder head. The noise can occur at low or high RPMs, and at low or high temperatures. There are no Diagnostic Trouble Codes (DTC)s present. CAUSE: INTAKE Hydraulic Lash Adjuster may have a manufacturing issue that can cause the plunger to stick, generating valvetrain noise.
871472023-01-17. Service bulletin. AIR BAGS; ENGINE AND ENGINE COOLING; TIRES; ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. It has been identified that the Vehicle Health Reports could at times report there is a vehicle issue which requires immediate service when there is not actually a vehicle issue.

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