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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
S22090000042022-12-19. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.
08180222022-12-12. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Enhancements Software Level 1848.34 This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Clock loses 6 seconds per day (JL with 5 inch screen). Ghost Touch issue, features, modes and App?s change without drivers input (does not affect rearview camera). Wireless connectivity pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
09012222022-12-12. Service bulletin. ENGINE AND ENGINE COOLING. Spark Knock/Engine Symptoms This bulletin involves cleaning the piston heads and cylinder head combustion chambersto resolve a spark knock condition being caused by oil intrusion through the PCV system. The customer may describe a knocking or pinging noise coming from the engine upon acceleration.
S228A0000282022-12-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Remained On After Ignition Is Switched Off, Dead Battery from Excessive Radio Current Draw
S2208000138RevA2022-12-12. Service bulletin. SERVICE BRAKES. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
31001222022-10-31. Service bulletin. STRUCTURE. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
21026222022-10-31. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice the following condition:Poor coast down quality (bump/clunk) at approximately 16-32 kph (10-20 mph) range in manual mode.
S22230000632022-10-31. Service bulletin. EQUIPMENT:ELECTRICAL. Ambient Temperature Sensor Servicing.
91000162022-10-31. Service bulletin. EXTERIOR LIGHTING; TRAILER HITCHES. WL trailer tow lighting kit No trailer tow sales codes are required to be added to the vehicle with use of this kit. If sales code XF2 is added to vehicle a DTC error maybe a result.
31001222022-10-31. Service bulletin. STRUCTURE:INTERIOR PANELS:DOOR; STRUCTURE; UNKNOWN OR OTHER. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
21026222022-10-31. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may notice the following condition:Poor coast down quality (bump/clunk) at approximately 16-32 kph (10-20 mph) range in manual mode.
S22230000632022-10-31. Service bulletin. EQUIPMENT:ELECTRICAL. Ambient Temperature Sensor Servicing.
91000162022-10-31. Service bulletin. TRAILER HITCHES. WL trailer tow lighting kit No trailer tow sales codes are required to be added to the vehicle with use of this kit. If sales code XF2 is added to vehicle a DTC error maybe a result.
18079202022-10-17. Service bulletin. ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates - AN-K8-18-20201102 Refer to China Joint Venture (JV) released document AN-K8-18-20201102, for details on this service action.
S20230000432022-10-17. Service bulletin. BACK OVER PREVENTION; SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Clunk Or Pop Noise From Front Suspension On Rough Road
S20080001752022-10-17. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION. 8.4" Touchscreen Display Electrostatic Discharge Failure
S20080001722022-10-17. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
S16250000052022-10-17. Service bulletin. FUEL SYSTEM, DIESEL; AIR BAGS; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING. (Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR Inducement - Forced Engine Shutdown.
31002202022-10-17. Service bulletin. STRUCTURE. Aluminum Body Panel Corrosion Repair This bulletin involves inspecting and if necessary removing corrosion and refinishingthe suspect aluminum panels on the vehicle, hood, door, fenders, hinges, swing gates or liftgate panels.
05002202022-10-17. Service bulletin. SUSPENSION:FRONT:HUB. Front Click Noise at Low Speed Turns This bulletin involves installing a friction disc kit on both front hub bearings and rotors. The customer may comment on the following:When making a sharp turn at low speed (parking lot) maneuvers, a click noise is heard. Most of the time the noise can be heard if the windows are open.
08092202022-10-17. Service bulletin. POWER TRAIN; STEERING. Improper Up Shift With Paddle Shift This bulletin involves replacing both steering wheel paddle shifter. Customers may experience the following:When trying to upshift using the paddle shifter on the steering, the transmission will downshift instead.
18092202022-10-17. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. 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 (DTC) has been set:P00FD-00 - Battery B State Of Charge Performance.
18129222022-10-17. 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 a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: P0606 - Internal Control Processor. Customers my also comment on the following: Vehicle in Limp Mode with the Electronic Throttle Control (ETC) light flashing.
18126222022-10-17. Service bulletin. ELECTRICAL SYSTEM; 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 Code (DTC) has been set: P0606 - Internal Control Processor. Customers my also comment on the following:Vehicle in Limp Mode with the Electronic Throttle Control (ETC) light flashing.
S2008000075RevA2022-10-17. Service bulletin. ELECTRICAL SYSTEM. No Start, Start Stop Inoperative, Cluster Message Service Start Stop System

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