2020 Ram 1500 Technical Service Bulletins

1,229 technical service bulletins (TSBs) are on record for the 2020 Ram 1500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11018662May 28, 2025Electrical system. LAMP Courtesy/Ambient Courtesy / Ambient Lamp: Light guide not fully seated into the retainer during IP sub-assembly due to inconsistent operator installation effort, leading to latent BSR issue that manifests under customer usage conditions. Solution: remove and reinstall light guide to be fully seated in the bracket retainer.
• 11018676May 21, 2025Suspension. "Shock And Strut Diagnosis And Replacement Guidelines Leaking, noisy, or weak shocks or struts. "
• 11018482May 18, 2025Engine. "Misfire Diagnostic Trouble Codes (DTCs), Rough Idle, Valvetrain Noise Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0301 - Cylinder 1 Misfire. ● P0302 - Cylinder 2 Misfire. ● P0303 - Cylinder 3 Misfire. ● P0304 - Cylinder 4 Misfire. ● P0305 - Cylinder 5 Misfire. ● P0306 - Cylinder 6 Misfire…
• 11018447May 16, 2025Electrical system. "Washer Light On And Will Not Turn Off After Adding Washer Solvent."
• 11018500May 15, 2025Fuel system. Tube - fuel injector supply & gasket - none
• 11018463May 14, 2025Transmission and drivetrain. "Front Drive Unit Vibrates Customers may experience the following: ● Vibration in the front of the vehicle from the front drive unit This bulletin involves replacing the right front output shaft."
• 11018408May 14, 2025Fuel system. Tube - fuel injector supply & gasket - none
• 11018453May 12, 2025Transmission and drivetrain. "Transmission Fluid Please note fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Visible ""glitter"" or debris in the pan does not justify complete unit replacements."
• 11018452May 12, 2025Transmission and drivetrain. Transmission "Transmission For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, visible ""glitter"" or debris in the pan and fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the…
• 11018451May 12, 2025Engine. 3.6L PSU Long Block Misfire DTC codes and/or rough idle and/or valvetrain noise. Refer to SOL # S2509000004. It is also important to confirm that the vehicle being repaired has the latest calibration/software update for oil pump operation mode (high pressure mode) during engine start up. RU, VF, WL & WD vehicles already include the latest oil pump mode in all 25MY and beyond. 24MY service releases are also available.
• 11017451May 1, 2025Electrical system. LAMP - DOME
• 11017406Apr 30, 2025Body and structure. Drivers Side Exterior Mirror Takes Longer To Defrost Or Clear Than The Passenger Side Exterior Mirror.
• 11017402Apr 30, 2025Body and structure. Door Trim Panel Fitment. Warpage, Buzz Squeak Rattle (BSR) Noises. Poor Audio Sound Quality From Door Speaker.
• 11016879Apr 5, 2025Transmission and drivetrain. "850RE D Clutch Repair **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must have at least 11,265 km (7,000 mi.) and exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also…
• 11016884Apr 4, 2025Transmission and drivetrain. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must have at least 11,265 km (7,000 mi.) and exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also comment on…
• 11016617Apr 4, 2025Electrical system, Body and structure. Rear Defogger Solder Terminals Detached.
• 11016440Apr 3, 2025Electrical system. Remote Keyless Entry (RKE) Functions Do Not Work, Intermittent Vehicle Response When Using the RKE, Key Not Programmed, Adding Remote Start
• 11016439Apr 2, 2025Engine. Misfire DTCs, Rough Idle, Valvetrain Noise
• 11016107Apr 1, 2025Engine. Engine Rattle Noise
• 11016061Mar 28, 2025Transmission and drivetrain. "Transmission For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements…
• 11015811Mar 17, 2025Transmission and drivetrain. "D Clutch Repair Kit For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements…
• 11015810Mar 17, 2025Other or unknown. "CANISTER Vapor -If an issue is detected with the Evaporative System Integrity Module (ESIM) Detector and not the Vapor Canister, only replace the ESIM Detector. -Before replacing the Vapor Canister due to Hard to Fill condition, replicate the condition at the Gas Station.
• 11015297Mar 4, 2025Engine. Engine Noise
• 11014973Feb 26, 2025Engine. CEL (Check Engine Lamp) C006A-49 Multi-Axis Acceleration Sensor Internal Electronic Failure And C10CC-00 ESC Sensors.
• 11015065Feb 25, 2025Engine. 3.6L PSU Long Block Misfire DTC codes and/or rough idle and/or valvetrain noise. These conditions may be related to worn intake camshaft high lift lobe(s), and intake rocker arm(s) high lift slider. High mileage failure (10,000-60,000 miles). 1. Remove the valve cover(s) per the released service procedures. The use of a stethoscope or DTC specific cylinder misfire codes can help to locate the condition to the left…
• 11014697Feb 25, 2025Suspension. "Front Lower Control Arm Stabilizer Link Noise Customers may experience the following: ● Rattle or clunk noise coming from the front end of the vehicle when driving over bumps, performing turns or during normal operation. This bulletin involves road testing and possibly tightening the stabilizer link attachment to lower control arm nut. "
• 11014529Feb 20, 2025Electrical system. Touchscreen For all infotainment system repairs (touchscreens, radios, etc.), refurbished parts may be available. Follow the Infotainment Ordering guide available under the "Parts" section of Dealer Connect: DealerCONNECT> Parts> News& Information> Audio & Electronic Products Exchange Process
• 11014501Feb 20, 2025Fuel system. "Hard To Fill With Fuel Customers may experience one or more of the following: ● Hard, difficult, or unable to fill the fuel tank. ● Fuel nozzle shuts off prematurely before the fuel tank is full. ● Fuel spits or spills out while filling the fuel tank. This bulletin involves replacing the fuel tank."
• 11014895Feb 19, 2025Engine. Radiator - engine cooling
• 11014408Feb 18, 2025Engine. Engine Rattle Noise
• 11014887Feb 17, 2025Lane departure, Back-over prevention (rear camera). Camera - rear view
• 11014886Feb 17, 2025Body and structure. Panel - b pillar lower trim
• 11014869Feb 17, 2025Lane departure. Camera - rear view
• 11014266Feb 14, 2025Body and structure, Electrical system. Defogger Is Not Working. Terminal Detached From The Glass.
• 11014369Feb 11, 2025Transmission and drivetrain, Other or unknown. "Clicking Noise While In 4WD Customers may experience the following: ● Ratcheting, click, or clicking noise in 4WD while turning. This bulletin involves replacing the front driveshaft."
• 11014231Feb 10, 2025Engine. "3.6L PSU Long Block Misfire DTC codes and/or rough idle and/or valvetrain noise. These conditions may be related to worn intake camshaft high lift lobe(s), and intake rocker arm(s) high lift slider. High mileage failure (10,000-60,000 miles). 1. Remove the valve cover(s) per the released service procedures. The use of a stethoscope or DTC specific cylinder misfire codes can help to locate the condition to the left…
• 11014157Feb 7, 2025Transmission and drivetrain. "Clicking Noise While In 4WD ustomers may experience the following: ● Ratcheting, click, or clicking noise in 4WD while turning. his bulletin involves replacing the front driveshaft"
• 11013597Feb 1, 2025Transmission and drivetrain. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also comment on one or more of the following: ●…
• 11013232Jan 28, 2025Electrical system. SWITCH Headlamp Before replacing the Headlamp Switch for faulty dimmer operation. Please follow the next steps to corroborate if the Headlamp Switch is malfunctioning: 1.- Please disconnect and reconnect the headlamp Switch. And verify if the issue is corrected. 2.- Review the internal resistance of the switch: a.- For the Right Dimmer (IP) between Pins 6 & 3. The value should be around 5.74 KOhms, when in the…
• 11013171Jan 25, 2025Electrical system. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
• 11013631Jan 22, 2025Brakes. Module - anti-lock brake system
• 11013630Jan 22, 2025Brakes. Module - anti-lock brake system
• 11012984Jan 18, 2025Brakes. "Squeak Noise From Brake Pedal When Pressed And Or Released."
• 11012987Jan 17, 2025Suspension. ARM Lower Control WHAT: Clunking noise from Front Stabar link to Front Lower Control Arm (FLCA). WHY: The joint is coming loose due to loss of clamp load when there is embedment on FLCA mating surface to the stabar link ball stud. We are currently updating the stabar link design and new design will be implemented in March 2025. HOW: If this Front stabar link to FLCA joint torque is under the residual torque of…
• 11013016Jan 15, 2025Transmission and drivetrain. D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. **Customers may also comment on one or more of the following: ●…
• 11012884Jan 15, 2025Body and structure. Door Latch, Handle And Ajar Additional Service Information.
• 11012777Jan 7, 2025Electrical system. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
• 11012182Dec 22, 2024Electrical system, Wheels. Changing Tires to a Larger Size Triggers a Park Assist Module (PAM/PTS) to Set Diagnostic Trouble Code (DTC) B222A Vehicle Line Mismatch
• 11012010Dec 17, 2024Other or unknown. FUEL VAPOR CANISTER FILTER EVAP Fuel Filters are to be checked for restriction / blockage on a regular schedule as indicated in the Owner s Manual. If the Filter is restricted or blocked then replace the part. For customers that drive light duty trucks in extreme dusty and dirty road conditions, please reference information only TSB 25-009-24 for an available MOPAR Dual EVAP Filter kit that is customer paid.
• 11011921Dec 14, 2024Transmission and drivetrain. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch"

← All problems reported for the 2020 Ram 1500