2021 Ram 1500 Technical Service Bulletins

1,130 technical service bulletins (TSBs) are on record for the 2021 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.

• 10248948Nov 22, 2023Electrical system, Other or unknown. Radio Over The Air Update to LR34.31 to LR35.41 Software Version Customers may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a…
• 10248890Nov 22, 2023Transmission and drivetrain. Drone Noise From Bed Or Rear Of Truck While Driving At Speeds Between 20 And 45 MPH
• 10248941Nov 21, 2023Other or unknown, Equipment, Electrical system. Radio Over The Air Update to Q339.3 to QR39.62 Software Version Customers may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer…
• 10248887Nov 18, 2023Vehicle speed control. Malfunction Indicator Lamp (MIL) On, Electronic Throttle Control (ETC) Lamp Flashes, Diagnostic Trouble Code (DTC) P2127 Accelerator Pedal Position Circuit Low
• 10248848Nov 17, 2023Equipment. Spring Front Upr - Isolator Before replacing this part. Please contact FCA REDACTED CONTENT. ~ If no response in 15 minutes, proceed with repair.
• 10248877Nov 16, 2023Transmission and drivetrain. Verifying Camshaft Diagnosis
• 10247414Oct 27, 2023Electrical system. SWITCH Headlamp Before replacing the Headlamp Switch, due to an issue on the I/P Dimmer. 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 resistance value between Pins 6 & 3. The value should be around 5.74 KOhms, when in the lowest position to 311 ohms in the top…
• 10247479Oct 17, 2023Equipment, Other or unknown. Radio Over The Air Updating From QR39.6 to QR40.12 Software Version Customers may experience one or more of the following symptoms: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the…
• 10247472Oct 7, 2023Back-over prevention (rear camera). Cold Engine Ticking Noise From Exhaust Manifold Area The customer may describe an ticking noise from the exhaust manifold location(s) when cold. This bulletin involves replacing the exhaust manifolds.
• 10247466Oct 4, 2023Body and structure. Back Glass Water Leak Warranty Extension XL1 The customer may experience one or more of the following: ? A cracked backlite frame Fig. 1 resulting in an interior water leak (crack is visible to the customer). ? Water leak from at top of the backlite. This bulletin involves replacing the backlite.
• 10247404Oct 2, 2023Back-over prevention (rear camera), Vehicle speed control. ERG Hydraulic Tensioner Before replacing any FEAD components, please check FEAD belt layout as per the engine sales code. Customer complaint may include a noise from under the hood described as a squeal, screech, squeak, chirp or belt-related noise and/or noisy tensioner/pulley. Please refer to SOL# S2309000007.
• 10244356Sep 20, 2023Suspension. LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect.
• 10248509Sep 15, 2023Electrical system. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
• 10244348Sep 15, 2023Electrical system. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
• 10248614Sep 13, 2023Visibility (wipers, defrost, mirrors), Body and structure. Back Glass Water Leak Warranty Extension XL1 The customer may experience one or more of the following: ? A cracked backlite frame Fig. 1 resulting in an interior water leak (crack is visible to the customer). ? Water leak from at top of the backlite. This bulletin involves replacing the backlite.
• 10248589Sep 13, 2023Visibility (wipers, defrost, mirrors). FCA Caribbean Warranty Bulletin ID-23-21 (XL1) Backlite Select 2019 - 2021 RAM 1500 Pickup (DT)
• 10248588Sep 13, 2023Visibility (wipers, defrost, mirrors). Warranty Bulletin D-23-17 (XL1) Backlite Select 2019 - 2021 RAM 1500 Pickup (DT)
• 10248562Sep 13, 2023Transmission and drivetrain. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
• 10244453Sep 13, 2023Body and structure. Back Glass Water Leak Warranty Extension XL1 The customer may experience one or more of the following: ? A cracked backlite frame Fig. 1 resulting in an interior water leak (crack is visible to the customer). ? Water leak from at top of the backlite. This bulletin involves replacing the backlite.
• 10244428Sep 13, 2023Exterior lighting, Equipment. FCA Caribbean Warranty Bulletin ID-23-21 (XL1) Backlite Select 2019 - 2021 RAM 1500 Pickup (DT)
• 10244427Sep 13, 2023Equipment. Warranty Bulletin D-23-17 (XL1) Backlite Select 2019 - 2021 RAM 1500 Pickup (DT)
• 10244401Sep 13, 2023Transmission and drivetrain. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
• 10248558Sep 11, 2023Steering. Clicking Noise From Steering Column While Turning Steering Wheel.
• 10244397Sep 11, 2023Steering. Clicking Noise From Steering Column While Turning Steering Wheel.
• 10248556Sep 9, 2023Electrical system. Wireless Qi Charger Not Charging
• 10244395Sep 9, 2023Equipment. Wireless Qi Charger Not Charging
• 10248554Sep 8, 2023Equipment, Body and structure. Dust Intrusion Or Air Leak Into Cab
• 10244393Sep 8, 2023Body and structure. Dust Intrusion Or Air Leak Into Cab
• 10248505Sep 7, 2023Electrical system, 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…
• 10244344Sep 7, 2023Engine cooling, Electrical system. 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…
• 10243192Aug 31, 2023Engine cooling. Suspected engine coolant leak.
• 10243209Aug 30, 2023Equipment. FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC
• 10243208Aug 30, 2023Equipment. Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
• 10243187Aug 26, 2023Engine cooling. Check Engine Light On, P0113 Intake Air Temperature Sensor 1 Circuit High
• 10243271Aug 24, 2023Visibility (wipers, defrost, mirrors). A/C Diagnostic LOP Change
• 10243166Aug 17, 2023Seats. The Heated Seats Do Not Meet The Customers Expectations
• 10243165Aug 17, 2023Seats, Other or unknown. The Replacement CSWM/HSM Sets DTC?s U1446-00, B1EB4-1B, B1EB3-1B, B11DC-13
• 10243157Aug 9, 2023Back-over prevention (rear camera). Back-Up Camera Inoperative Complaints, Radio Display Blue or Blank When Placed in Reverse
• 10243154Aug 9, 2023Visibility (wipers, defrost, mirrors), Body and structure, Back-over…. Wind Whistle Noise From Dash A Pillar Area While Driving
• 10243153Aug 8, 2023Other or unknown. Apple CarPlay Does Not Work Or Not Connecting
• 10243238Aug 4, 2023Electrical system, Transmission and drivetrain. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.
• 10243138Aug 3, 2023Steering, Other or unknown. EPS And Other CAN C Modules Offline, U0001-00, U0002-00, and U0131-00 Can C Bus Diagnostic Trouble Codes (DTCs).
• 10242779Jul 27, 2023Equipment. Customer Satisfaction Notification ZD7 - Radio Software update
• 10242717Jul 27, 2023Equipment. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
• 10242828Jul 26, 2023Electrical system, Equipment. Radio Over The Air Updating to QR40.12 Software Version ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10242756Jul 18, 2023Equipment. EPS And Other CAN C Modules Offline, U0001 And U0002 Can C Bus Diagnostic Trouble Codes (DTCs)
• 10242752Jul 15, 2023Electrical system. USB Hub In-Operable
• 10242750Jul 14, 2023Equipment. Wireless Qi Charger Not Charging
• 10242703Jul 5, 2023Transmission and drivetrain. Transfer case rear output seal For customer concerns related to Transfer Case Rear Output Seal leak please call FCA Redacted Content prior to repair. If no response within 15 minutes, proceed with the repair.
• 10241146Jun 30, 2023Visibility (wipers, defrost, mirrors). A/C Diagnostic LOP Change (Except Alfa Romeo Vehicles)

← All problems reported for the 2021 Ram 1500