2026 Ram 1500 technical service bulletins
351 technical service bulletins and manufacturer communications cover the 2026 Ram 1500, including 3 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Recall Completion Prior to Sale of Vehicle
- D-25-11 ffb
- The Customer May Find The Following Symptoms: Left/Right Front/Rear Button(s) Stuck Down
- Gear motor - transfer case
- MIL-On After a Powertrain Control Module (PCM) Replacement
- The Customer States There Is a Blinking Odometer
- Flash: Trailer Tow Module (TTM) Update Customers may experience the following: SYMPTOM: ● 'Check Trailer...
- R1H Radio U43.17 Software Update
- Oil filter If an engine oil leak develops from gasket of a newly installed MOPAR engine oil filter, please...
- Flash: Integrated Trailer Control Module (ITCM) Update Customers may experience the following: SYMPTOM: ●...
- Trailer Reverse Steering Control Radio Soft Button Blinks Even Without a User-Initiated Calibration
- Blindspot Alert Unavailable Service Required Warning Message Customers must experience on one or more of...
- Tow Nav Menu Option Unavailable
- Fuse block underhood - pwr dis a/c
- R1H U43.17
- Flash: Radio Frequency Hub Module (RFHM) Updates
- Flash: Electric Power Steering (EPS) Module Updates Customers may experience the following: SYMPTOM: ●...
- Actuator - park brake
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Customer Satisfaction Notification A0D – Electronic Shift Module
- Service Air Suspension Message Customers may experience the following: SYMPTOM: ● "Service Air Suspension"...
- Wireless charger
- The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward...
- Multi-function Tailgate Requires High Closing Effort Customers may comment on the following: SYMPTOM: ●...
- Customer indicates Malfunction Indicator Light (MIL) or Check Engine Light (CEL) coming on.
- Not applicable to vehicles built for US market
- Transmission Rattle Customers may comment on the following: SYMPTOM: ● Rattle noise coming from the...
- Engine PNs: MY 24-26 WD/DT (5.7L) Code P00B is being misdiagnosed and incorrect parts are being installed...
- Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of...
- Wrong Instrument Panel Cluster (IPC) Configuration Customers may comment on one or more the following: ●...
- Wrong Instrument Panel Cluster (IPC) Configuration Customers may comment on one or more the following:...
- Switch
- Module
- Mil On/Check Engine Lamp (CEL) On, Engine Runs Rough
- Sunroof Assy Sunroof glass and/or sunshade cannot open/close (inoperative)
- Service Air Suspension Message Customers may experience the following: SYMPTOM: ● "Service Air Suspension"...
- PUMP, Auxiliary Coolant, High Temperature Before replacing the High Temperature Auxiliary Coolant Pump,...
- Motor - window regulator
- Front Windows Auto-Reverse During Closing Customers may experience the following: SYMPTOM: ● Front windows...
- Brake Fluid Leak At The Brake System Control Module 2 (BSCM2) The
- Front Passenger Display Module Verify "Z" part number availability
- Flash: Electronic Shift Module (ESM) Updates Customers may comment on one or more of the following:...
- Module
- PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps:...
- Flash: Integrated Trailer Control Module (ITCM) Update Customers may experience the following: SYMPTOM: ●...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Gear kit - ring and pinion
- Battery Pack Control Module (BPCM) Software Update Customers may experience a Malfunction Indicator Lamp...
- Not applicable to vehicles built for US market
- Instrument Cluster Fuel and Coolant Temperature Gauge Do Not Reset To The Home Position And Show Incorrect...
- Instrumental Panel Cluster (IPC) Mechanical Gauge Stuck, Inaccurate
- Power Tailgate Module (PTGM) Setting In Radio Reverts Customers may experience the following: SYMPTOM: ●...
- Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
- Switch
- Fuel Delivery Module Before replacing the fuel module for DTCs P0461 and P062A and other not start, long...
- Core – heater
- Navigation Won't Load On Home/Split Screen Customers may experience the following: SYMPTOM: ● Factory...
- Flash: Door Control Module (DCM) Updates Technician may find the following Diagnostic Trouble Code (DTC):...
- Spring kit - disc brake pad
- Switch – headlamp
- Digital Key Control Module (DKCM) SOP 5.0 FOTA Backup Release The
- Customer satisfaction notification north america
- Backup Camera Poor Image Quality Inspection
- Outlet - air conditioning & heater
- Driver Side Window Switch Buttons Stuck Or Inoperative
- Oil Pan Leak Customers may experience the following: SYMPTOM: ● 'Low Oil Level' message on in the...
- Wiring – injector
- For concerns of an inoperative A/C system (no relay activation, no compressor engagement, or no response...
- Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode
- Flash: Electronic Shift Module (ESM) Updates Customers must experience a Malfunction Indicator Lamp (MIL)...
- Service Air Suspension Message Customers may experience the following: SYMPTOM: ● "Service Air Suspension"...
- Armrest - front door trim & panel - front door trim
- Cover - access
- A/C Inoperative, A/C Relay Not Engaging.
- A/C Inoperative Or Intermittently Inoperative.
- Smart Phone As A Key Module
- Outside Power Fold Rearview Mirror Noise Or Loose At Pivot
- Shifter - transmission
- Shock absorber - suspension
- Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have...
- Before replacing the starter, please follow the published diagnostics in the Service Information at 08
- 3-way valves are available in STAR Parts as two distinct components and must be selected correctly based...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Whistling Noise Heard From Left Side Mirror While Driving Customers may comment on the following: ● Wind...
- Service Air Suspension Message Customers may experience the following: ●
- Power Tailgate Will Open, But Not Power Close, Validate Tailgate is Not in Manual Mode
- Handle
- Flash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp...
- Flash: Door Control Module (DCM) Updates Technician may find the following Diagnostic Trouble Code (DTC):...
- Flash: Transmission Control Module (TCM) Updates Customers may experience one or more of the following: ●...
- Park Assist Sensor 3 and 4 Harness Swap
- Air bag - driver
- Flash: Heating Ventilation And Cooling (HVAC) Module Updates Customers may experience one or more of the...
- Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: ● A noticeable...
- Grille - speaker
- TBM2.0H
- Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays...
- Right Front Turn Signal Inoperable Customers may comment on one or more of the following: ● Right front...
- Sensor – knock
- Module - ignition
- Module - door
- Front Passenger Door Window Switch, Left or Right Rear Window Switch Buttons Stuck, Click or Are Inoperative
- Flash: Electric Power Steering (EPS) Module Updates Customers may experience the following: ● Battery...
- Flash: Power Tailgate Module (PTGM) Updates Customers must experience a Malfunction Indicator Lamp (MIL)...
- Instrument Panel Cluster (IPC) Flicker Turn By Turn The
- Radio Volume Jumping Up To Max Volume After Radio Wake Up
- Active Damping Control Module (ADCM) Stored Diagnostic Trouble Codes (DTCs).
- Flash: Ignition System Control Module (ISCM) Updates Customers must experience a Malfunction Indicator...
- Squeak Or Squawk Noise Coming From Either Side Door Of The Vehicle, It Could Be Just One Door Or More
- Thermostat assembly PN 68361650AH already includes gasket PN 68361649AB, so do not order an additional...
- B235C-64-TRAILER connection - signal plausibility failure
- Door Control Module (DCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL)...
- DTC C008F
- Excessive Payload Message In Cluster Display Appears Even After Owner Removes The Cargo.
- No Wireless Charging Or Slow Wireless Charging
- P000B Bank 1 Cam 2 Position Slow Response
- Power Tailgate Latch Will Not Open Or Close, Tailgate Ajar Light On When Tailgate Is Close Customers may...
- Power Tailgate Not Closing, Not Opening, Inoperative, Incorrect Ajar Status On Cluster.
- Door Latch, Handle And Ajar Additional Service Information.
- New Key Will Not Program, 0x22 Scan Tool Error
- Heated Steering Wheel Operates Intermittently
- Front Seat Massage Function Inoperative.
- High Beams Will Not Stay On When Turn Stalk Is Pressed Forward
- Flash: Radio Frequency Hub Module (RFHM) Updates
- Flash: Electric Power Steering (EPS) Module Updates Customers may experience the following: SYMPTOM: ●...
- Truck Bed or Ram Box 400W Power Outlets Inoperative.
- If the 12v power outlet is inoperable or appears to have over heated, please confirm with the customer by...
- Warning
- Line - a/c suction and liquid
- Handle - exterior door
- Flash: Central Vision Advanced Driver Customers must experience a Malfunction Indicator Lamp (MIL)...
- U0422-00
- R1H Radio USB Update to U39P.2 Customers may experience one or more of the following: SYMPTOM: ?...
- Cooler - auxiliary low temperature
- Cover - cylinder head
- Please review all wiring Connectors for latches between Latch and PTGM and Middle Connector to make sure...
- Camshaft cap bolts within the cylinder head assembly may
- Thermostat – none
- Traffic Sign Assist Unavailable – Service Required The
- TBM2.0H
- Flash: Radio Frequency Hub Module (RFHM) Updates
- Intermittent Unintended Wiper Swipe While Driving
- Radio Remains On After Ignition Off
- Before replacing the water pump on 3.0L SO/HO, please follow the updated WATER PUMP INSPECTION diagnostic...
- Universal Garage Door Opener (UGDO) Inoperable Technicians may or may not find the following Diagnostic...
- Incorrect Grille Installed Customers may comment on the following: SYMPTOM: ● The grille on the vehicle is...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Blocked Make-Up Air (MUA) Solenoid Customers must experience a Malfunction Indicator Lamp (MIL)...
- Memory Seat Does Not Work There Is No Response from The Seat While Pressing the Memory Seat Profiles from...
- Central ADAS Decision Module (CADM) Diagnostic Trouble Codes C00C0-4A, C00C1-4A, C00C5-4A.
- Park Assist is Disabled and The Module is Setting One or More of the Following Diagnostic Trouble Codes...
- Spat - box side
- Vehicle Does Not Respond to Lock/Unlock Button Presses from The Keyfob and “Key Not Detected” Message is...
- The vehicle will exhibit a service transmission/check engine warning indicator for the following...
- Whoosh Or Click Noise Heard From Brake Assembly eBooster When Pressing Brake Pedal And After A Recent Repair.
- Window Switch Feels Loose In The Door Trim Panel.
- Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00,...
- Heated Seats Shutting Off Prematurely
- Windshield Wiper Blade Maintenance Customers may experience one or more of the following: SYMPTOM: ● Wiper...
- Panel - front seat back
- Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC)...
- Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have...
- Speaker - none
- Note: error in document release number, should be S2624000003
- Malfunction Indicator Lamp (MIL) Illuminated, Diagnostic Trouble Codes (DTCs) P208B, P2D1F, P218F, P202E,...
- Module – door
- Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV...
- Customer States Navigation is Inaccurate, Showing Wrong City or State.
- Fleet Campaign Parts Ordering Process (03D)
- Switch - trailer brake control module , adapter & wiring kit - trailer tow.
- Harman R1H Uconnect 5 Radio Software Flash Error Codes
- Uconnect Box Requires Service, Please Visit an Authorized Dealer Message on Display Message With DTCs...
- Switch - power window
- Horn Sound Is Weak, Off Tone, Inoperative, Or Intermittent.
- Buzz Squeak Rattle (BSR) Noises Turning The Steering Wheel
- Navigation Is Active On The Radio But Not Available On The Cluster
- MIL-On/Check Engine Lamp (CEL)-On
- Floor Console Center Storage Bin Door Inoperable And Or Stuck Closed.
- Whistling Noise from Driver Side 6x9 Exterior Mirror Area Issue present on MY25 onward standard (6x9)...
- Universal Garage Door Opener Prior to replacing the UGDO or sun visor, call HomeLink® Customer Care at...
- Flash: Telematics Box Module Updates Customers must experience a Malfunction Indicator Lamp (MIL)...
- Hands-Free Voice Concerns Including No Voice Pickup, Muffled Audio, Distortion, or Intermittent Microphone...
- Front HDMI Port or Front Passenger Display Module (FPDM) Not Projecting Video
- Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC)...
- Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
- DT Power Running Board Dealer installed Kit (82219228AA and 82219228AB) may require Module Software Update...
- From: FCA REDCACTED CONTENT Sent: Wednesday, February 11, 2026 1:03 PM To FCA REDCACTED CONTENT Subject:...
- From: FCA REDACTED CONTENT Sent: Tuesday, February 10, 2026 11:29 AM Subject: HOT! 03D Recall
- Please see thr attached sheet for those units you have impacted in stock
- Module - trailer brake & towing control
- Whistling Noise From Left Side Exterior Mirror Area While Driving.
- Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative
- Power Side Steps May Deploy and Retract While the Vehicle is in Motion
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Hemi Water Pump Coolant Leak Inspection
- Flash: Instrument Panel Cluster (IPC) Updates Customers may experience the following: ● Fuel and...
- Speaker – none
- Water Pump & Chain Case Cover
- Speaker Diagnostic Procedure Rattle, buzz and squeak coming from specific speakers.
- Flash: Power Side Step Module (PSSM) Updates Customers may experience the following: ● Deploy and...
- O2 Sensor Rear Bank Downstream Please check applicable TSBs / RSUs for PCM flashes before replacing O2 sensors
- Keyless Ignition Node (KIN) Sets Diagnostic Trouble Codes (DTCs) B1A7D-2A, U103C-00, or B1A7D-01, P05BD-00
- Customer states Navigation is inaccurate, showing in wrong city or state.
- Ambient Temperature Readings Incorrect After a Heat Soak
- P0607 stored in the ESM (Electronic Shifter Module)
- Valve body & control unit – transmission
- Comfort Seat Module (CSM) or Comfort Steering Wheel Module (CSWM) do Not Operate
- U0285-00-LOST communication with active grille air shutter module b
- Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Right Headlamp Not Properly Aimed Customers may comment on the following: ● Right headlamp aimed too high
- Antilock Brake (ABS) Light On. Intermittent Or Implausible Wheel Speed Sensor Signal Diagnostic Trouble...
- Diagnostic Trouble Code (DTC) C0050-00-Brake System Hydraulic Leak Set After Recent Repair.
- MOPAR Bed Divider Kit Missing Lock Cylinder
- Intermittent Audio, No Audio, Distorted Audio
- The ambient temperature sensor mounted on the mirror may read higher than expected, sensor must NOT be...
- Verify "Z" part number availability
- If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and
- Please ensure vehicle voltage is within specified limits
- 2024-2025 DT with DTC P0070 OR P0073 If Mirror Ambient Temperature Sensor (AATS) isnot reading temp...
- Water Leak At Center High Mounted Stop Lamp (CHMSL) Customers may experience one or more of the following:...
- Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience...
- The customer’s complaint may include a message appearing in the cluster’s information center stating, “See...
- No Audio Or No Sound From Door Speaker
- Duct - clean air
- Customer satisfaction notification north america 90C
- Sensor - acceleration
- Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
- Switch - multifunction
- Lower Ball Joint / Lower Control Arm Servicing Updates.
- Switch - seat 24 way
- Upper Glove Box Will not Close Correctly or May Have a Scraping Noise While Opening or Closing
- Detector - evaporative system integrity module
- If you receive a customer complaint regarding a missing Bed Divider Lock Cylinder on DT vehicles, do NOT...
- If returning multiple sensors, please label the back of the sensors with a letter and refer to that letter...
- Core - heater
- Intermittent Uconnect Box Requires Service Message
- Diagnostic Trouble Code (DTC) B1810-00 And Or B25C7- 00 Setting In PCM.
- ESC Light Illuminated
- Dealer technicians have reported failures involving camshaft cap bolts breaking within the cylinder head...
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp...
- Steering Pull That Improves As The Truck Is Driven
- Check Engine Lamp-On
- Dealerships are replacing entire brake pedal assemblies to resolve accelerator pedal concerns
- Engine Oil Leak
- Remote Keyless Entry (RKE) Not Functional With One of the Paired Keyfobs, Passive Entry/ Keyless Go...
- Brakes Appear to Drag After Setting Trailer Brake Feature in the Radio Settings
- Rear Window Switch Inoperative
- Replacement components for transfer case are no longer available
- Smartphone As A Key (SPAAK) SOP 5.0 FOTA Backup Release The
- Global Telematics Box Module (TBM) Firmware Over The Air (FOTA) Update From R5N to R5T Software Level The
- Cluster Display Goes Blank Intermittently
- High Voltage Air Conditioning Refrigerant Dye
- Keyless Ignition Node (KIN) Sets Diagnostic Trouble Codes (DTCs) B1A7D-2A, U103C-00, or B1A7D-01
- Tire Pressure Monitor (TPM) Warning Lamp On Or Flashing
- Power Side Steps Deploy and Retract While the Vehicle is in Motion
- Malfunction Indicator Lamp (MIL) Is On
- Data collection required for all 2020-2026MY vehicles with 3.6L PSU engines during any of their first 3...
- Tech tip used to notify that if any of the part numbers for replacement for the TRX/RHO t-case is no...
- Replacement T-Case is no longer available
- Diagnostic Trouble Code (DTC) C221F-00, C2223-00, C221C-00, C0051-54 Present After Electric Power Steering...
- Power Side Steps Reverse, Stop In Motion, And/Or Do Not Deploy Or Stow
- C0044-00-BRAKE pressure sensor 1 (module
- Rear Axle Vibration Shudder Or Chatter Customers may experience the following: ● A chatter, shudder, or...
- Exterior Front Lamps Condensation Clearing Procedure Some customers may report that on occasion vehicle...
- No Audio From Door Speakers
- Shock And Strut Diagnosis And Replacement Guidelines Leaking, noisy, or weak shocks or struts.
- Integrated Trailer Brake (ITB) Switch Removal
- Global Telematics Box Module Over The Air Update from R5N to R5T TBM2.H Software Version (FOTA)
- Smart Phone As A Key Module Over The Air Update from SOP4.0 and SOP4.3 to SOP5.0 SPAAK Software Version...
- Shock absorber – suspension & shocks - rear
- Headlamp - none
- False fails on PCR, DBSM and PDCs Stuck Closed or open diagnostics, DTC P2AF5 or P2AF6, leading to NTF and...
- Lamp - dome
- Radio Over The Air Update from U39.13(C) to U39P.2 R1H Software Version (FOTA) Customers may experience...
- Valve - check
- Applique - grille
- LAMP Courtesy/Ambient Courtesy / Ambient Lamp: Light guide not fully seated into the retainer during IP...
- Underhood start/stop safety The
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