Service Bulletins
Manufacturer Technical Service Bulletins (TSBs) issued to authorized dealers — software updates, repair procedures, fault-code fixes, and warranty coverage details for current and recent model years.
2022 Jeep Compass Uconnect Malfunctions & Software Update
This manufacturer communication addresses a wide range of Uconnect radio malfunctions in the 2022 Jeep Compass, including inoperative Voice Recognition, black screens, and issues with Android Auto/CarPlay. A Firmware Over The Air (FOTA) update to software version R26.17 is available to resolve…
2023 Jeep Compass PCM Update for OBDII Connectivity
A manufacturer communication, NHTSA ID 10247993, addresses an issue where 2023 Jeep Compass owners or technicians might find scan tools unable to read data from the OBDII connector. This problem is resolved by reprogramming the Powertrain Control Module (PCM) with the latest software.
2023 Jeep Compass 8F30 Transmission Fast Feedback Program
Jeep has initiated the D-23-05 Fast Feedback Program for the 2023 Jeep Compass, focusing on the 8F30 8-speed transmission, torque converter, valve body, oil pump, TCM, and wiring. This program aims to proactively address potential issues and gather data.
2021-2023 Jeep Compass ABS Warning Lamp On TSB
This manufacturer communication, identified by NHTSA ID 10247944, addresses instances where the Anti-lock Brake System (ABS) Warning Lamp illuminates on 2021-2023 Jeep Compass vehicles, potentially related to the lane departure system.
2024-2026 Jeep/RAM/Dodge Cylinder Head Cover Bolt Quality Check
A manufacturer communication (ID 111406) addresses a quality inspection request for cylinder head cover bolts, part number 04893799AJ, for various 2024-2026 Jeep, RAM, and Dodge models. Dealers are instructed to identify and return suspect bolts with a chamfered flange by April 29, 2026.
2024-2026 Jeep, Ram, Dodge Cylinder Head Bolt Inspection
Mopar has issued a Quality Inspection Request (QIR) concerning cylinder head cover bolts, part number 04893799AJ, for various 2024-2026 Jeep, Ram, and Dodge models. Dealers are instructed to identify and quarantine suspect bolts with a chamfered flange.
2022 Jeep Wrangler Misfire TSB 18-047-26
A Technical Service Bulletin (TSB 18-047-26) has been issued for 2022 Jeep Wrangler vehicles equipped with the 3.6L V6 24V VVT ETORQUE engine. This TSB addresses engine misfires, rough idle, and noisy valvetrain issues, often accompanied by a Malfunction Indicator Lamp (MIL) illumination and…
2023 Jeep Wrangler Misfire DTCs PCM Software Update
A Technical Service Bulletin (TSB 18-048-26) addresses Malfunction Indicator Lamp (MIL) illumination and various misfire Diagnostic Trouble Codes (DTCs) in 2023 Jeep Wrangler vehicles. Symptoms include rough idle, engine miss, and noisy valvetrain, all caused by PCM software. The fix involves…
2023 Jeep Wrangler PCM Update for MIL & Misfire DTCs
Jeep has released TSB 18-046-26 for 2023 Wrangler models experiencing Malfunction Indicator Lamp (MIL) illumination, various misfire DTCs (P0300-P0306), rough idle, or a "Service Transmission" message. The fix involves a Powertrain Control Module (PCM) software update to improve engine performance…
2024 Jeep Wrangler PCM Update for Misfire & O2 Sensor DTCs
A Technical Service Bulletin (TSB 18-003-26 REV. A) has been issued for the 2024 Jeep Wrangler to address various engine performance issues, including misfires, rough idle, and O2 sensor fault codes. This update involves reprogramming the Powertrain Control Module (PCM).
2025-2026 Jeep/Ram Radio Stays On After Ignition Off
If your 2025-2026 Jeep, Ram, or Chrysler vehicle's radio stays on after you turn off the ignition or open the door, it's likely due to a configurable 'Radio Off Delay' feature, not a defect. This TSB (S268A000011) provides steps to adjust the setting.
2021-2026 Jeep Wrangler / Gladiator Wind Noise TSB S2623000018
This technical service bulletin, S2623000018, addresses "Wind Noise From Hard Top Freedom Panels Near Rear View Mirror While Driving" in 2021-2026 Jeep Wrangler and Gladiator models, detailing a diagnostic and repair procedure involving the header seal.
2024-2026 Stellantis UGDO Inoperable TSB 08-134-26
If your 2024-2026 Stellantis vehicle's Universal Garage Door Opener (UGDO) is inoperable or you have questions about its HomeLink® programming, Technical Service Bulletin (TSB) 08-134-26 provides guidance. Learn about DTC B251D1-00 and the recommended steps.
2021-2026 Jeep Wrangler Rear Defroster Inoperative TSB
This Technical Service Bulletin (TSB) 08-133-26 addresses a common problem in 2021-2026 Jeep Wrangler (JL) vehicles where the rear defroster becomes inoperative due to detached solder terminals or faulty electrical connectors. Learn about the symptoms, cause, and repair procedure.
2025-2026 Jeep Wrangler Seat EZ Entry Inoperable TSB
This manufacturer communication, TSB S2623000013, details diagnostic and repair steps for 2025-2026 Jeep Wrangler models experiencing an inoperable EZ Entry seat or one that doesn't slide forward. It focuses on inspecting and potentially replacing the EZ Entry cable (68715023AA).
2018-2022 Jeep Wrangler / Gladiator CEL/MIL Lamp Recall
FCA US LLC has issued Emission Recall 16C for certain 2018-2022 Jeep Wrangler and 2020-2022 Jeep Gladiator vehicles. This recall addresses an issue where the Check Engine/Malfunction Indicator Lamp (CEL/MIL) in the instrument panel cluster (IPC) may be inoperable, preventing drivers from being…
2026 Jeep Wrangler Heated Steering Wheel TSB 08-119-26
A Technical Service Bulletin (TSB 08-119-26) has been issued for the 2026 Jeep Wrangler regarding issues with the heated steering wheel not getting hot enough or not working. The fix involves a software update to the Comfort Seat Wheel Module (CSWM).
2025 Jeep Wrangler Heated Steering Wheel Not Working TSB
Owners of 2025 Jeep Wrangler vehicles may experience their heated steering wheel not getting hot enough or not working at all. Technical Service Bulletin (TSB) 08-122-26 provides a software update for the Comfort Seat Wheel Module (CSWM) to resolve this issue.
2024 Jeep Wrangler Heated Steering Wheel Not Working TSB
If your 2024 Jeep Wrangler's heated steering wheel isn't working or isn't warm enough, Technical Service Bulletin (TSB) 08-121-26 from Stellantis outlines a software update for the Comfort Seat Wheel Module (CSWM) to resolve the issue.
2023 Jeep Wrangler Heated Steering Wheel Not Working TSB 08-120-26
Owners of 2023 Jeep Wrangler vehicles may experience a heated steering wheel that does not get hot enough or fails to work. Technical Service Bulletin (TSB) 08-120-26 provides a software update for the Comfort Seat Wheel Module (CSWM) to resolve this issue.
2026 Jeep Wrangler DASM Software Update TSB
This TSB, identified as 2026 Jeep Wrangler manufacturer_communication, addresses Driver Assistant System Module (DASM) issues in the 2026 Jeep Wrangler. It covers DTCs like C2206-00 and C2318-49, which can cause warning messages such as 'ACC/FCW Unavailable Service Required'.
2026 Jeep Wrangler DASM Software Update TSB 08-114-26
This Technical Service Bulletin (TSB) 08-114-26 addresses various Driver Assistant System Module (DASM) related issues in the 2026 Jeep Wrangler, including Malfunction Indicator Lamp (MIL) illumination, specific Diagnostic Trouble Codes (DTCs) like C2206-00 and C2318-49, and warning messages such…
2022-2026 Jeep/RAM PCM Updates for MIL and DTCs
Stellantis Technical Service Bulletin (TSB) 18-044-26 addresses Malfunction Indicator Lamp (MIL) illumination and various Diagnostic Trouble Codes (DTCs) in 2022-2026 Jeep and RAM vehicles. This bulletin provides a software update for the Powertrain Control Module (PCM) to resolve these issues.