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Service bulletins for the 2018 Ram 4500

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.

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

By type

By component

By trouble code

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
S1203000003 REV.A2026-07-02. Service bulletin. SERVICE BRAKES. Trac-Rite Operation Diagnosis, Chatter, Shudder, Moving From A Stop And Turning
91004962025-02-12. Service bulletin. SERVICE BRAKES. "Antilock brake system Attention: Please return removed ABS modules ASAP to the supplier. Components are needed by Engineering and Production due to limited availability. To avoid being charged the full replacement value, return within 60 days 68295359AD 68347098AC 68232683AG 68347099AC"
S18080001522024-01-02. Service bulletin. SERVICE BRAKES. CEL (Check Engine Lamp) Illuminates, Recent PCM Replace or Flash Update Performed, Diagnostic Trouble Codes (DTCs) P057B Brake Pedal Position Sensor Circuit Performance, P1572 Brake Pedal Stuck, C0042-54 Brake Pedal Missing Calibration
S1623000028 Rev.2023-02-13. Service bulletin. VEHICLE SPEED CONTROL; BACK OVER PREVENTION; POWER TRAIN; VISIBILITY; PARKING BRAKE. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
S21080001702023-01-17. Service bulletin. PARKING BRAKE. Head unit button stuck DTC code B14DA-2A
S21080001702022-09-26. Service bulletin. PARKING BRAKE. Head unit button stuck DTC code B14DA-2A
90032932022-08-08. Service bulletin. SERVICE BRAKES. A/C Pressure Transducer A/C inoperative and diagnosis leads to pressure transducer. Call Steve Rice at cell (248) 867-0061 before replacing the pressure transducer. If no response in 15 minutes, please proceed with repair.
S21090000012022-07-18. Service bulletin. SERVICE BRAKES. Customer may complain of a MIL lamp on. Upon further investigation there could be a fault code in the PCM for P1524 ? Oil Pressure Out of Range ? Camshaft Advance/Retard Disabled.
555022019-07-15. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC. PadKit- Front Disc Brake
554882019-07-15. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC. PadKit- Front Disc Brake
133172018-12-17. Service bulletin. SERVICE BRAKES. Title Inspection and Return: Hydro-Booster, - Power Brake. Start Date: 10/27/2015 7:00 AM End Date Message You have been identified as either having stock, or have stock in transit to your dealership. Please return all suspect stock of part numbers: 68144663AA, 52013874AE. See the attached file for identifying suspect material. Please return suspect parts back to your facing depot using Return Code 02, before 17 November, 2015. Return any open orders in process too. Direct all questions via email to MOPARQC@fcagroup.com
123512018-11-26. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR; SERVICE BRAKES, AIR:DISC:ROTOR. Inspection and Return:Brake Rotor-52121050AA
122722018-11-26. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR. Inspection and Return: Brake Rotor - PN 04779884AC
122532018-11-26. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR. Inspection and Return: Brake Rotor - PN 68188899AA
122132018-11-26. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR. Inspection and Return: Brake Rotor - PN 04779712AA

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