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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: Equipment and accessories are shown. Show all

Bulletins, newest first
S21080000472021-03-15. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; LANE DEPARTURE:LANE KEEP:NAVIGATION SYSTEM/SOFTWARE. Jeep Off Road Pages Missing Latitude And Longitude Coordinates
S21080000452021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL. Favorite Song On-Air Alert List Empty
90043492021-03-15. Service bulletin. SERVICE BRAKES; EQUIPMENT. MASTER CYLINDER, Brake For a brake pedal feel complaint, power bleed the brake system to try and resolve the issue before replacing the master cylinder.
09-013-20 REV. A2021-03-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS; ENGINE. 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. Customers may also comment on the following:Rough running engine.
09-013-202021-03-01. Service bulletin. ENGINE; EQUIPMENT; ELECTRICAL SYSTEM. 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. Customers may also comment on the following: Rough running engine.
S20230000452021-03-01. Service bulletin. EQUIPMENT; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT ADAPTIVE/MOBILITY. Wind Noise Or Fluttering When Driving at Highway Speeds
S2008000031 Rev.2021-02-16. Service bulletin. EQUIPMENT. Low Charging Voltage Displayed On Cluster
18-079-20 REV. A2020-12-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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.
S20230000432020-12-28. Service bulletin. EQUIPMENT; SUSPENSION. Clunk Or Pop Noise From Front Suspension On Rough Road
S20080001752020-12-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 8.4" Touchscreen Display Electrostatic Discharge Failure
S1625000005 Rev.2020-12-28. Service bulletin. EQUIPMENT; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. (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.
18-079-20 REV. A2020-12-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. 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.
S20230000432020-12-21. Service bulletin. SUSPENSION; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Clunk Or Pop Noise From Front Suspension On Rough Road
S20080001752020-12-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 8.4" Touchscreen Display Electrostatic Discharge Failure
S20080001722020-12-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
08-092-202020-11-30. Service bulletin. STEERING; EQUIPMENT; POWER TRAIN. 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.
18-092-202020-11-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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.
S2008000083 Rev.2020-10-26. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. (Revision A) Clusters Distance To Turn Value Does Not Match The Radio Head Unit Value Navigation
S20080001412020-10-26. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Navigation Shows Incorrect Location
90014962020-10-26. Service bulletin. ENGINE; EQUIPMENT. CAP, Engine Oil, Fill (O RING, Oil Filler Cap) For all model years, models and engines using oil fill caps with O-Ring seals: These O-Rings are now available for service. The green O-Ring is part 68029299A$. The black O-Ring is to be serviced by the green O-Ring. The blue O-Ring (thicker cross section than green & black) is part 68029300A$.~ If ordering this oil filler cap for a warranty repair due to a damaged/missing O-ring, please note that returned caps replaced for an O-ring issue will be subject to chargeback.
09-001-20 REV. A2020-09-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN; EQUIPMENT. Oil Filter Upgrade This bulletin involves replacing the existing engine oil filter with an upgraded version. This action is a proactive product improvement which adds enhanced filtration and flow performance for the upgraded filter.
S20080001302020-09-28. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Radio UConnect GPS Based Trip Computer Missing
S20080001222020-09-28. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Blind Spot LED Stays ON. DTC B285F-15 Blind Spot Warning Light Control-Circuit Short To Battery Or Open
90036372020-09-28. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT. USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Verify the functionality of these applications using an OEM Apple Lightning cable or an OEM provided USB cable for Android phones before performing any additional troubleshooting. For questions regarding Android Auto or Apply Carplay functionality, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-037-20 REV. A2020-08-24. Service bulletin. EQUIPMENT. UAV and UCV Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to:. UAV radios - 34.2. UCV radios - 30.21. Customers may experience one or more of the following:Speaker crackling noise on non amplified vehicles (UAV Only). Active call not transferred to vehicle Bluetooth® (UAV Only). Voice Recognition (VR) not understanding commands to switch sources (UAV Only). Bluetooth phonebook not available (UAV Only). "Setting" button removed after ignition cycle (UAV Only). Coolant temperature value incorrect (UAV Only). Speaker crackling noise.

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