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Service bulletins for the 2020 Jeep Grand Cherokee

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
S20080000102020-08-24. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S20080000932020-07-27. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:WARNING:LAMP. Blind Spot Or Park Assist Warnings, False Activation
S20080000732020-06-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. VP4 Panasonic Radio USB Software Update Error Codes And Guidelines For Recovery
S20080000712020-06-22. Service bulletin. VISIBILITY; LANE DEPARTURE; ELECTRICAL SYSTEM. Mirror Blind Spot Indicators Stay Illuminated
S20080000702020-06-22. Service bulletin. STEERING; ELECTRICAL SYSTEM; SEATS. Heated Seats, Heated Steering Wheel And Ventilated Seats Inoperative
S20080000552020-06-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT. Battery Vent Tube Does Not Align With Some New Battery Installations
18-041-202020-05-26. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Powertrain Control Module (PCM) Replacement - P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation) This bulletin involves replacing the Powertrain Control Module (PCM) and re-programming with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find the following Diagnostic Trouble Code (DTC) set in the PCM memory:P2172 - High Airflow/Vacuum Leak Detected (Instantaneous Accumulation).
08-049-202020-05-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are necessary.
18-035-202020-05-26. Service bulletin. FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Fuel Vapor Hose Not Connected This bulletin involves inspecting and connecting a loose fuel vapor hose. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) has been set:P0441 - EVAP Purge System Performance. P0456 - EVAP System Small Leak. P0455 - EVAP System Large Leak. Customer or technician may also experience the following:Fuel odor smell in the left rear wheel opening.
S18080001522020-05-26. Service bulletin. ELECTRICAL SYSTEM. CEL (Check Engine Lamp) Illuminates, Recent PCM Replace Or Flash Update Performed, DTC P057B Brake Pedal Position Sensor Circuit Performance
S20080000452020-05-26. Service bulletin. ELECTRICAL SYSTEM. Apps Or Icons Grayed Out
08-037-202020-05-26. Service bulletin. ELECTRICAL SYSTEM. UAV and UCV Radio Enhancements This bulletin involves inspecting and if required, updating the radio software levelto 30.21. Customers may experience one or more of the following:Speaker crackling noise.
21-019-202020-05-26. Service bulletin. BACK OVER PREVENTION; POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice one or more of the following conditions:A loud whistle noise upon engine start up. Rough and/or erratic transmission shifting between gears during normal drive cycles.
S20080000312020-05-26. Service bulletin. ELECTRICAL SYSTEM. Low Charging Voltage Displayed On Cluster
08-037-202020-05-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. UAV and UCV Radio Enhancements This bulletin involves inspecting and if required, updating the radio software levelto 30.21. Customers may experience one or more of the following:Speaker crackling noise.
21-019-202020-05-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice one or more of the following conditions:A loud whistle noise upon engine start up. Rough and/or erratic transmission shifting between gears during normal drive cycles.
S20050000032020-05-18. Service bulletin. ELECTRICAL SYSTEM. ABS And ESP Warning In EVIC C0037-1D C003A-1D
S18080001752020-05-18. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S20080000302020-05-18. Service bulletin. ELECTRICAL SYSTEM. Overhead Console, Liftgate, Dome Light And Sunroof Controls Inoperative
21-019-202020-04-27. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice one or more of the following conditions:A loud whistle noise upon engine start up. Rough and/or erratic transmission shifting between gears during normal drive cycles.
S18080001752020-04-27. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY; EXTERIOR LIGHTING. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
08-016-202020-04-06. Service bulletin. ELECTRICAL SYSTEM; SEATS. Body Control Module (BCM) Reconfigure for Enabling the Auto-On Comfort Settings This bulletin involves reconfiguring the BCM and possibly a radio reset, to enable the auto-on comfort settings. Customers may comment on one or more of the following:If below 4 °C (40 °F), the heated seats or heated steering wheel turn on by themselves. If above 26 °C (80 °F), the vented seats turn on by themselves. Cannot turn off the auto-on comfort feature. With the symptom/condition listed above, there?s no setting in the radio to turn the auto-on comfort feature off.
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S20080000112020-04-06. Service bulletin. ELECTRICAL SYSTEM. Customer Can Not Change Cluster Display Unit Settings
S14080003842020-04-06. Service bulletin. ELECTRICAL SYSTEM. Intelligent Battery Sensor-IBS Installation, Battery Charging Message, Start Stop Charging Warning Lamp Illuminated On Stop Start Equipped Vehicles

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