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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
553082019-07-15. Service bulletin. EQUIPMENT. Bin- Storage
554292019-07-15. Service bulletin. EQUIPMENT. Mat Kit- Floor Front
551342019-07-15. Service bulletin. EQUIPMENT; STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS. Latch- Front Door
553122019-07-15. Service bulletin. EQUIPMENT; WHEELS. Molding-Wheel Plane
553092019-07-15. Service bulletin. EQUIPMENT; POWER TRAIN. Power Transfer Unit
553102019-07-15. Service bulletin. STRUCTURE:BODY:DOOR; VISIBILITY:GLASS, SIDE/REAR. Run-Front Door Glass
549352019-07-15. Service bulletin. ENGINE; EQUIPMENT. Sensor-nitrous oxlde
553112019-07-15. Service bulletin. EQUIPMENT; ENGINE. Damper-Steering
553222019-07-15. Service bulletin. EQUIPMENT; ENGINE. Head-Cylinder
553242019-07-15. Service bulletin. ENGINE. Head-Cylinder
552722019-07-15. Service bulletin. FUEL SYSTEM, GASOLINE. Tube- Fuel Filler
552212019-07-15. Service bulletin. ENGINE; EQUIPMENT. Engine Oil- OW20
551362019-07-15. Service bulletin. FUEL SYSTEM, GASOLINE. Tube- Fuel Filler
550962019-07-15. Service bulletin. ENGINE. Engine Oil- OW20
549662019-07-15. Service bulletin. LANE DEPARTURE: LANE KEEP: STEERING ASSIST. Module-Parking Assist
549732019-07-15. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Outlet- Air conditioning & heater
549312019-07-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. TAILPIPE - EXHAUST
549202019-07-15. Service bulletin. STRUCTURE:BODY:DOOR. Panel Assembly-Door Trim
546982019-07-15. Service bulletin. EQUIPMENT. POWER DISTRIBUTION CENTER - INTELLIGENT POWER
545832019-07-15. Service bulletin. POWER TRAIN. Transmission ? With Torque Converter
546372019-07-15. Service bulletin. STRUCTURE:BODY:BUMPERS; STRUCTURE. FASCIA - REAR
546382019-07-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ASH RECEIVER - INSTRUMENT PANEL
90039882019-07-15. Service bulletin. POWER TRAIN. Brake Transmission Shift Interlock (BTSI) Please contact Stacey Davis at (248) 260-6078 or stacey.davis@fcagroup.com if the following scenario occurs; The T79 or U11 recall was completed where the shifter inspection was acceptable and the software flash was performed but then the customer comes back needing the BTSI bracket replaced for coming out of park without the brake or key.
90028852019-07-15. Service bulletin. SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER. CALIPER ASSEMBLY, Disc Brake, Front For an issue with drift ONLY when braking, please replace the complete front caliper assemblies including adapters and pads as a unit, unbolting them from the knuckle. Also replace both front rotors, labeling right (RT) and left (LT). Call Mark Randall at (248) 520-3863, if no answer leave a message with last 8 of VIN, dealer code, and mileage. Save the Caliper Assemblies and Rotors for FasTrack return and root cause analysis. If no response in 15 minutes, proceed with repair.
90040822019-07-15. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. FAN MODULE, Radiator Cooling For radiator fan concerns, please contact Sam Zarnegar at 248-944-5703 prior to replacement. If no response in 15 minutes, proceed with repair.

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