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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

Bulletins, newest first
S20230000262020-06-22. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; EQUIPMENT:ELECTRICAL. Liftgate Will Not Power Close Liftgate Ajar Light Will Be On. Liftgate Will Not Power Open.
S17230000072020-06-22. Service bulletin. SUSPENSION. Air Suspension Inoperative And Or Compressor Freeze Up Or Sticking In Cold Weather.
90042582020-06-22. Service bulletin. SERVICE BRAKES; EQUIPMENT. SENSOR, Park Assist For diagnostic issues relating to any of the following Park Assist error conditions: ·SERVICE PARK TRONICS ON CLUSTER ·VEHICLE WITH FAULT B1297-12-PTS SENSOR. ·CUSTOMER STATES PARK ASSIST NOT WORKING WITH SENSOR INOP The Product Development team requests that photos be taken of any suspected failed sensors before any repair to the sensor is started on the vehicle. Also, please email a copy of the VSR and sensor photos to the following FCA engineers: FCA Redacted Content We will review the scan report and photos, and let you know the next steps as soon as we can. If no response in 15 minutes, proceed with repair.
23-015-202020-05-26. Service bulletin. STRUCTURE; EQUIPMENT. Disinfectant Solution Recommended for COVID-19
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.
18-039-202020-05-26. Service bulletin. FUEL SYSTEM, GASOLINE. Possible Driveability Issues due to the Winter-Blend Fuel into the Warmer Season
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
S20080000602020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. Radio Issues With iPhone 11
S20080000592020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. Error Code 20 Message On the Radio Screen
S20190000022020-05-26. Service bulletin. STEERING. Hands On Steering Wheel Message In EVIC
S20080000452020-05-26. Service bulletin. ELECTRICAL SYSTEM. Apps Or Icons Grayed Out
S20080000312020-05-26. Service bulletin. EQUIPMENT. Low Charging Voltage Displayed On Cluster
S20230000212020-05-26. Service bulletin. STRUCTURE; UNKNOWN OR OTHER. Water Leak At Rear Lift Gate D Pillar.
90042132020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL. HEADLAMP After performing the headlamp condensation clearing service procedure, If the headlamp is being replaced for Moisture / Condensation issue, please e-mail pictures of the Moisture / Condensation issue to FCA Redacted Content
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.
S20050000032020-05-26. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT. ABS And ESP Warning In EVIC C0037-1D C003A-1D
S18080001752020-05-26. Service bulletin. EXTERIOR LIGHTING. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S19080002082020-05-26. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Satellite Radio Inoperative Radio Has Code B156B-13.
S20080000312020-05-26. Service bulletin. ELECTRICAL SYSTEM. Low Charging Voltage Displayed On Cluster
S20080000302020-05-26. Service bulletin. STRUCTURE. Overhead Console, Liftgate, Dome Light And Sunroof Controls Inoperative
S20080000232020-05-26. Service bulletin. ENGINE AND ENGINE COOLING. Owner complains vehicle does not start. Technician observed the vehicle has a no crank, not start condition.
S18230000482020-05-26. Service bulletin. STRUCTURE. Creaking Noise From Front Of Vehicle With Body Flex

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