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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
S2123000010 Rev.2021-04-26. Service bulletin. TRAILER HITCHES. Vehicle Sway At Very Low Speed While Being Flat Towed Behind A RV
90043622021-04-26. Service bulletin. VISIBILITY. GLASS, Sunroof If these parts are being ordered to fix a Sunroof wind noise or water leak complaint, please send an email to FCA Redacted Content before disassembly. If no response in 15 minutes, please proceed with the repair
S2008000011 Rev.2021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Customer Cannot Change Cluster Display Unit Settings, Turn By Turn Distance Does Not Match The Radios Distance
S21230000102021-03-15. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT. Vehicle Sway While Being Flat Towed Behind A RV
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
S21080000402021-03-15. Service bulletin. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE; LANE DEPARTURE: BLIND SPOT DETECTION. Blind Spot Unavailable Message Displayed On Cluster
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.
S1908000083 Rev.2021-03-01. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Check Engine Light Illuminated, Stop Start Function Inoperative
S20230000452021-03-01. Service bulletin. EQUIPMENT; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT ADAPTIVE/MOBILITY. Wind Noise Or Fluttering When Driving at Highway Speeds
08-015-212021-02-16. Service bulletin. ELECTRICAL SYSTEM. Radio Enhancements This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Radio resets with RPM less than 1000 RPM (DT and JL with 3.0L Diesel). Clock loses 6 seconds per day (JL with 5 inch screen). Ghost Touch, features, modes and App?s changing without drivers input. Bluetooth pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
S2108000024 Rev.2021-02-16. Service bulletin. ENGINE AND ENGINE COOLING. Crank No Start Condition, No DTC?s
S21230000062021-02-16. Service bulletin. STRUCTURE. Squeak Chirp Creak Noise From Left Quarter Panel Area
S21090000012021-02-16. Service bulletin. ENGINE AND ENGINE COOLING. Customer may complain of a MIL lamp on. Upon further investigation there could be a fault code in the PCM for P1524 ? Oil Pressure Out of Range ? Camshaft Advance/Retard Disabled.
S1709000010 Rev.2021-02-16. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. Upon investigation, it may be found that there is excessive camshaft lobe wear/lifter wear (roller failure) on one or more cam lobes and that camshaft/lifter replacement is necessary.
S2008000031 Rev.2021-02-16. Service bulletin. EQUIPMENT. Low Charging Voltage Displayed On Cluster
90041632021-02-16. Service bulletin. WHEELS. MOLDING, Quarter Panel (Wide wheel flares) If you have a Jeep Grand Cherokee Summit, SRT, Trackhawk or Limited X with wide flares that appear to be loose or poor fittting, please document the VIN and provide the following information: 1.) Take image of customer concern - Highlighting flare adhesive surface location where the misaligned/loose condition is found with respect to the door or body. 2.) Email images of concerns to FCA Redacted Content. For additional questions, call FCA Redacted Content. If no response in 15 minutes, proceed with repair.
90043422021-02-16. Service bulletin. VISIBILITY. WINDSHIELD Windshield cracked or blemish. When customer comes in for a cracked windshield, please note the location of crack and take pictures before repair. Please send pictures to FCA Redacted Content or load to the warranty claims system.
S20080001812020-12-28. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. No Start Condition, Low Battery Voltage And Battery Light On, DTC P2503, P2504 Active Or Stored
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
S20080001722020-12-28. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.

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