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Service bulletins for the 2021 Jeep Renegade

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.

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

By type

By component

By trouble code

Bulletins, newest first
08-177-212021-12-13. Service bulletin. HYBRID PROPULSION SYSTEM; ELECTRICAL SYSTEM. BEV/Hybrid - Showroom and Display Vehicle Battery Maintenance This information only bulletin discusses procedures that must be followed for BEV/Hybrid vehicles that are on display at dealership showrooms.
21-034-212021-12-13. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience one or more of the following concerns:Harsh 1-2 or 3-4 upshifts
21-032-212021-12-13. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the following shift quality issue:1?2 upshift lag/delay when accelerating from a stop.
S2123000064 Rev.2021-12-13. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER; STRUCTURE:BODY:BUMPERS. Service FCW Message On Cluster And C1418-78 Vertical Misalignment DTC
08-081-212021-06-28. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL; EQUIPMENT. UGG and UGM Connectivity Activation This bulletin involves updating the radio software level to 23.02.87.10. Customers may experience the following:Full Connectivity feature is missing.
18-045-212021-06-28. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following: After a short trip and shutting the engine off for 5 - 10 minutes, vehicle exhibits a long crank/start condition.
S21080001302021-06-28. Service bulletin. EQUIPMENT. Bubbles Or Delamination On The Radio Display
S21080001272021-06-28. Service bulletin. EQUIPMENT. Radio Reboot Continually
S21080001192021-06-28. Service bulletin. EQUIPMENT. Apple CarPlay Malfunctioning, Does Not Launch Or Is Cutting In An Out On Wired And Wireless Connection, Radio Stuck When IPhone Is Connected
S2008000010 Rev.2021-06-28. Service bulletin. ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S21080001202021-06-28. Service bulletin. EQUIPMENT. Radio Volume Uncontrollable Or Changing On Its Own
S2108000098 Rev.2021-06-28. Service bulletin. EQUIPMENT. Radio Screen Freeze, Blank Screen And Reset
90043772021-06-28. Service bulletin. POWER TRAIN. VALVE BODY, Complete For concern of harsh shifting occurring during one or more of the following events: - Upshifting from 1st to 2nd - Upshifting from 2nd to 3rd Scan the vehicle for DTC?s. If none are related to transmission performance, test drive the vehicle and attempt to duplicate the customers concern. If the rough shifting occurs during one or more of the events listed above, then this is a known issue. Engineering is aware and developing a resolution to address these concerns. A Quick Learn can be performed to improve these concerns. But the concerns may reappear again and another Quick Learn may need to be performed. Valve body and/or transmission replacement WILL NOT correct these concerns. If DTC?s for the transmissions performance are found. Follow the DTC flow charts to root cause the customer concern.
08-066-212021-05-24. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. Installing the Battery Positive Protection Cover (Missing) This bulletin involves installing the missing positive battery post protective cover. The positive battery cable protective cover is missing.
08-065-212021-05-24. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RFHM) Enhancements This bulletin involves reprogramming the RFHM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:B1053-64 RFHM (Keyless Ignition Node (KIN) Communication) - Signal Plausibility Failure. In addition, the customer may notice the following condition(s):Service Passive Entry Light" on cluster and MIL code B1053-64. Vehicle will not shut off with DTC B1053-64. Vehicle may not start with DTC B1053-64.
08-058-212021-05-24. Service bulletin. ELECTRICAL SYSTEM. Flash: Integrated Dual Charging Module (IDCM) Updates This bulletin involves reprogramming the IDCM with the latest available software. Customers may notice the following: B22A9-17 - ECU Internal Performance-Circuit Voltage Above Threshold. P0D2A-00 - Battery Charger 1 Input Current Too High. P0CF3-00 - Control Pilot Circuit Open. P0CF4-00 - Control Pilot Circuit Performance. B22A9-87 - ECU Internal Performance-Missing Message.
S21080000982021-05-24. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Radio Screen Freeze, Blank Screen And Reset
S21240000052021-05-24. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Customer Indicates The Air Conditioning Blow Warm Intermittently.
08-043-212021-04-26. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the BCM with the latest available software. Customers may notice the following:Message on the cluster - Headlamp (low beam) is out but the headlamps are all functioning properly.
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
S21080000802021-04-26. Service bulletin. EQUIPMENT. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
S21080000782021-04-26. Service bulletin. ELECTRICAL SYSTEM. RFHUB Replaced, Key Only Starts Vehicle When Key Is Pushed Into The Push To Start Button
90043602021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. COVER, Engine 2021 Renegade vehicles with a 2.4L engine built after 3/12/2021 are no longer built with an engine cover. Installing engine covers on these vehicles built after 3-12-2021 is not a warrantable concern.
18-014-21 REV. A2021-03-15. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set:P2110 - Electronic Throttle Control System Bank 1 - Forced Limited RPM. P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation).
09-001-21 REV. A2021-03-15. Service bulletin. POWER TRAIN. Clutch Pedal Position Sensor And Neutral Sensor Relearn This bulletin involves performing a relearn on the clutch pedal position and neutral sensors.

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