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Service bulletins for the 2022 Jeep Grand Cherokee L

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.

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

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
S26210000042026-10-07. Service bulletin. POWER TRAIN. The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines (850RE Transmission Only)
1135282026-07-23. Service bulletin. POWER TRAIN. SHAFT - AXLE HALF
1135292026-07-23. Service bulletin. POWER TRAIN. SHAFT - AXLE HALF
21-041-262026-05-20. Service bulletin. POWER TRAIN. Transmission Auxiliary Oil Pump Failure Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0B0D-00 - Electric/Auxiliary Transmission Fluid Pump Motor Control Module. Customers may also comment on the following: ● Vehicle is in limp mode This bulletin involves replacing the transmission oil pump.
18-049-262026-04-22. Service bulletin. ENGINE; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst heating. ● P0301 - Cylinder 1 Misfire - In Active or Stored status set during cold start catalyst heating. ● P0302 - Cylinder 2 Misfire - In Active or Stored status set during cold start catalyst heating. ● P0303 - Cylinder 3 Misfire - In Active or Stored status set during cold start catalyst heating. ● P0304 - Cylinder 4 Misfire - In Active or Stored status set during cold start catalyst heating. ● P0305 - Cylinder 5 Misfire - In Active or Stored status set during cold start catalyst heating. ● P0306 - Cylinder 6 Misfire - In Active or Stored status set during cold start catalyst heating. ● P2066 - Fuel Level Sensor 2 Performance. ● P152F - Engine Hood Switch 2 / Engine Hood Switch 1 Correlation.** ● P0401 - EGR System Performance. ● P00FD - Battery B State Of Charge Performance. **Customers may also comment on one or more of the following: ● Check engine illuminates when fueling the vehicle while the engine is running. ● Vehicle has a noticeable misfire. ● Vehicle idles rough. ● Engine noise. NOTE: Noise is heard coming from the valvetrain.** In addition, the following software enhancements are available: ● **Update to prevent customers from driving their vehicles while the Electric Park Brake (EPB) is engaged. Engine torque will be limited to prevent the Rear Drive Unit from being damaged. NOTE: Previously, the EPB would remain engaged without any torque limit which could lead to the Rear Drive Unit being damaged/broken.** ● Update to enable customers to operate at high state of charge range between 85 to 92%. This bulletin involves reprogramming the PCM with the latest available software.
S2621000003 REV.A2026-03-18. Service bulletin. POWER TRAIN. The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
S26210000032026-03-05. Service bulletin. POWER TRAIN. Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
S2521000004 REV.B2026-01-21. Service bulletin. STEERING; SUSPENSION; POWER TRAIN. The customer is experiencing a clicking or pop noise from the steering knuckle and bearing area during turns while driving.
1091612025-12-23. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. SWITCH - TRANSFER CASE, RIDE HEIGHT, TERRAIN SELECT
S25210000052025-12-23. Service bulletin. SERVICE BRAKES; POWER TRAIN. The customer states the ABS and Traction Control warning comes on. Vehicle sets wheel speed BSCM/ABS fault codes.
S25210000042025-11-19. Service bulletin. POWER TRAIN. The customer is experiencing a "clicking" noise during turns while driving on WL vehicles
21-009-25 REV. C2025-07-09. Service bulletin. POWER TRAIN. 850RE D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must have at least 11,265 km (7,000 mi.) and exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also comment on one or more of the following: ● Transmission slips when shifting. ● Vehicle will not move in reverse. ● Vehicle will not shift higher than third gear This bulletin involves replacing the D clutch.
91005702025-05-19. Service bulletin. POWER TRAIN. "Transmission Fluid Please note fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Visible ""glitter"" or debris in the pan does not justify complete unit replacements."
9100534 Rev 12025-05-19. Service bulletin. POWER TRAIN. Transmission "Transmission For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, visible ""glitter"" or debris in the pan and fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements instead of repairs for these DTCs may be subject to chargeback."
1045222025-05-13. Service bulletin. POWER TRAIN. SHAFT - DRIVE
21-009-25 REV. B2025-04-08. Service bulletin. POWER TRAIN. "850RE D Clutch Repair **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must have at least 11,265 km (7,000 mi.) and exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also comment on one or more of the following: ● Transmission slips when shifting. ● Vehicle will not move in reverse. ● Vehicle will not shift higher than third gear This bulletin involves replacing the D clutch."
91005342025-03-28. Service bulletin. POWER TRAIN. "Transmission For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements instead of repairs for these DTCs may be subject to chargeback."
9100390 Rev 12025-03-19. Service bulletin. POWER TRAIN. "D Clutch Repair Kit For transmission concerns related to DTCs P0733-00, P1DA8-00, and/or P1D92-00, a repair is available, and transmission replacement is NOT required. Please reference TSB 21-009-25 Rev. A, for details on D-clutch replacement. Please also note, fluid color/condition/odor is NOT an indicator of transmission health and should not be used as the reason for unit replacement. Complete unit replacements instead of repairs for these DTCs may be subject to chargeback."
1034762025-03-04. Service bulletin. POWER TRAIN. TRANSMISSION - 8 SPEED
S25030000022025-02-12. Service bulletin. POWER TRAIN. Service 4WD Message Illuminated. Diagnostic Trouble Code (DTC) C1477-98 Transfer Case Clutch Component Or System Over Temperature, Set.
S25030000012025-02-12. Service bulletin. POWER TRAIN. "Service 4WD Message, Diagnostic Trouble Codes (DTCs) C1463-94 Front Axle Disconnect Control-Unexpected Operation, and/or C1463-92 Front Axle Disconnect-Performance or Incorrect Operation, Set."
1028112025-02-05. Service bulletin. POWER TRAIN. TRANSMISSION - 8 SPEED
21-009-25 REV.A2025-02-04. Service bulletin. POWER TRAIN. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. Customers may also comment on one or more of the following: ● Transmission slips when shifting. ● Vehicle will not move in reverse. ● Vehicle will not shift higher than third gear. This bulletin involves replacing the D clutch"
21-009-252025-01-22. Service bulletin. POWER TRAIN. D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. **Customers may also comment on one or more of the following: ● Transmission slips when shifting. ● Vehicle will not move in reverse. ● Vehicle will not shift higher than third gear.** This bulletin involves replacing the D clutch."
S25230000062025-01-17. Service bulletin. POWER TRAIN. Buzz Squeak Rattle (BSR) Noise At Idle.

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