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Service bulletins for the 2021 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.

1325 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
18061222022-10-17. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck Closed.
S21080001702022-09-26. Service bulletin. PARKING BRAKE. Head unit button stuck DTC code B14DA-2A
S21080001682022-09-26. Service bulletin. SERVICE BRAKES, HYDRAULIC. Low Oil Pressure Message On IPC With Engine Off
9004548RevB2022-09-26. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please - Obtain a vehicle scan report with the diagnostic environmental data. - Record the Primary Pressure Sensor value ($2002) and the Primary Pressure Sensor offset ($2007). - then, continue with your normal diagnostic process, if possible please avoid seperating the ECU and HCU.
9004548RevA2022-09-26. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please - Obtain a vehicle scan report with the diagnostic environmental data. - Record the Primary Pressure Sensor value ($2002) and the Primary Pressure Sensor offset ($2007). - then, continue with your normal diagnostic process.
90045482022-09-26. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please continue with your normal diagnostic process.
18061222022-09-26. Service bulletin. SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck Closed.
S22080000652022-09-26. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS; PARKING BRAKE:INDICATOR LIGHT. ABS And ESC (Electronic Stability Control) Lamps On
S21080001882022-09-15. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. ABS Antilock Brake System, ESC Electronic Stability Control, And EPB Electric Parking Brake Warning Lamps Or Service System Cluster Messages Displayed
S2102000004 12022-08-22. Service bulletin. SUSPENSION; PARKING BRAKE. WL Front Control Arm Bushing - Handling Link Has Loose Rubber Appearance
S21080001882022-08-22. Service bulletin. LANE DEPARTURE; PARKING BRAKE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). ABS Antilock Brake System, ESC Electronic Stability Control, And EPB Electric Parking Brake Warning Lamps Or Service System Cluster Messages Displayed
S21020000042022-08-22. Service bulletin. SUSPENSION; PARKING BRAKE. WL Front Control Arm Bushing - Handling Link Has Loose Rubber Appearance (Incorrect "S2123000004" indicated on published document)
S21230000602022-08-22. Service bulletin. PARKING BRAKE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. 3rd Row Headrest Not Folding When Seat Fold Is Selected From The Radio Screen Soft Button Or Handle.
90044082022-08-22. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM. MODULE, Transfer Case Control (DTCM) If there are any ECU's being updated for Software updates this will cause an interuption in CAN communication which in combined with a shortened key cycle (CAN communication is still alive) can cause the C1472-92 DTCM Fault. If Vehicle sets C1472-92 verify the diagnostics by the following: (1.) Take Vehicle Scan to verify DTC is Active/Stored. Send to Tech Advisor to record DTC snapshot information. If Vehicle sets C1472-92 verify the repair by the following: (1.) Verify there are no Ground loose connections / concerns (G910A) by ensuring the ground stud securement is correct. (2.) Complete sleep cycle. Allow DTCM to fully shutdown. PRDNL lights will no longer illuminate. (3.) After complete shutdown, turn ignition on and shift out of Park. (4.) Shift back into part and complete shutdown of ignition cycle
S21090000012022-07-18. Service bulletin. SERVICE BRAKES. 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.
90041632022-07-18. Service bulletin. WHEELS; PARKING BRAKE; VEHICLE SPEED CONTROL. 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.
18061222022-05-31. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; EXTERIOR LIGHTING. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck Closed.
S22080000652022-05-31. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SERVICE BRAKES. ABS And ESC (Electronic Stability Control) Lamps On

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