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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
S20080000312020-05-26. Service bulletin. ELECTRICAL SYSTEM. Low Charging Voltage Displayed On Cluster
S20250000012020-05-26. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
S18230000482020-05-26. Service bulletin. STRUCTURE. Creaking Noise From Front Of Vehicle With Body Flex
09-005-202020-05-18. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 3.0L Oil Filter Cartridge Identification Differences And Oil Filter Element Servicing Procedure This bulletin outlines the correct procedure for changing an oil filter on a 3.0L diesel to prevent engine damage. The bulletin also highlights the design differences in the oil filter cartridges used in the GEN-2 and GEN-3 3.0L diesel. As well as potential issues that can arise should the incorrect filter be used in each application.
S20050000032020-05-18. Service bulletin. ELECTRICAL SYSTEM. ABS And ESP Warning In EVIC C0037-1D C003A-1D
S18080001752020-05-18. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S20250000012020-05-18. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
S18230000482020-05-18. Service bulletin. STRUCTURE; BACK OVER PREVENTION. Creaking Noise From Front Of Vehicle With Body Flex
09-005-202020-04-27. Service bulletin. ENGINE AND ENGINE COOLING. 3.0L Oil Filter Cartridge Identification Differences And Oil Filter Element Servicing Procedure This bulletin outlines the correct procedure for changing an oil filter on a 3.0L diesel to prevent engine damage. The bulletin also highlights the design differences in the oil filter cartridges used in the GEN-2 and GEN-3 3.0L diesel. As well as potential issues that can arise should the incorrect filter be used in each application.
S20050000032020-04-27. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); LANE DEPARTURE. ABS And ESP Warning In EVIC C0037-1D C003A-1D
S18080001752020-04-27. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY; EXTERIOR LIGHTING. LED Front Fog Lamps Flicker Or Intermittently Light, Are Dim Or Inoperative. A U11E9, or B16FB-15 may be set
S20250000012020-04-27. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set.
S18230000482020-04-27. Service bulletin. STRUCTURE. Creaking Noise From Front Of Vehicle With Body Flex
08-016-202020-04-06. Service bulletin. ELECTRICAL SYSTEM; SEATS. Body Control Module (BCM) Reconfigure for Enabling the Auto-On Comfort Settings This bulletin involves reconfiguring the BCM and possibly a radio reset, to enable the auto-on comfort settings. Customers may comment on one or more of the following:If below 4 °C (40 °F), the heated seats or heated steering wheel turn on by themselves. If above 26 °C (80 °F), the vented seats turn on by themselves. Cannot turn off the auto-on comfort feature. With the symptom/condition listed above, there?s no setting in the radio to turn the auto-on comfort feature off.
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S20230000102020-04-06. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; STRUCTURE. Power Lift Gate Opens 1 To 2 Feet Then Closes
S19080000482020-04-06. Service bulletin. EQUIPMENT. Chime Stuck On In The Audio System
S20080000102020-04-06. Service bulletin. EQUIPMENT. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup Or Freeze.
90042032020-04-06. Service bulletin. TRAILER HITCHES. WK/WD Mopar trailer tow lighting accessory kit Wire pin out diagram in step 44 of installation instructions is incorrect, follow pin outs description (Cavity 29 WH/GN wire, Cavity 33 WH/DG wire)
09-005-19 REV. A2020-01-21. Service bulletin. ENGINE AND ENGINE COOLING. 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.
21-048-192020-01-21. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0979-00 - Shift Solenoid 3 Control Circuit Low. P0219-00 - Engine Overspeed Condition. In addition, the customer may notice the following condition:A harsh shift on coast down 3-2 or 2-1.
09-005-192020-01-21. Service bulletin. ENGINE AND ENGINE COOLING. 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.
90040222020-01-21. Service bulletin. SUSPENSION. Air Suspension Components Star Parts Catalog has been updated to show individual service parts for the compressor assembly. This will allow service technicians to repair the root cause without over repairing the system. Replace only the part deemed failed by the diagnostics performed. Individual parts include: - Compressor - Valve block - Individual hoses - Temp sensor - Shield - Air line clips NOTE: in most situations when a new compressor is needed, the compressor as a separate part is the correct repair, and the assembly would not be required.
90041482020-01-21. Service bulletin. EQUIPMENT. SPEAKER, 6"x9" Right or Left For a buzz squeak rattle (BSR) concern coming from the speaker area that cannot be recreated, the fastener in the armrest pull cup may not be fully torqued. If a customer has concerns about speaker pop or speaker rattle, please enusre that Radios is at latest software level. This fastener, if under torqued, causes the washer to spin and rattle. Please ensure this fastener is secured and washer is not spinning prior to speaker replacement. Additional info: Please verify that there are no loose screws in door pull cup, no bent 6x9 speaker tinsel wire, or audio induced pop/crackle event(non BSR) Please crate and send a copy of the vehicle scan report and specify radio sw version and radio head unit ID to engineers via phone call or email at the following: michael.onyia@fcagroup.com (248) 613-2380 anmol.shergill@external.fcagroup.com (313) 412-0607 matt.berg@fcagroup.com (248) 576- 7754 If no response in 15 minutes, proceed with repair.
90041712020-01-21. Service bulletin. ENGINE AND ENGINE COOLING. COVER, Cylinder Head, Left/Right Prior to replacing the cylinder head cover on ANY 3.6L Pentastar Upgrade Engine, verify that there are no steel dowel pins pressed into the cylinder head. If dowels are present in the cylinder head please remove carefully without touching/damaging the cylinder head sealing surface.

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