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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: Suspension are shown. Show all

Bulletins, newest first
S21230000562023-01-17. Service bulletin. SUSPENSION: ADJUSTMENT:AUTOMATIC ELECTRICAL/HYDRAULIC. ASCM C15DA-00 Payload Limit Exceeded
S2121000013a2023-01-17. Service bulletin. SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. Service 4WD Message, Diagnostic Trouble Code (DTC) C1463-94 ? Front Axle Disconnect Control ? Unexpected Operation, Set
09-015-222023-01-17. Service bulletin. SUSPENSION; STRUCTURE; BACK OVER PREVENTION. Engine Vibration Noise When Idling in Gear This bulletin involves possible replacement of the engine mounts. Customer may describe a low frequency vibration noise heard during engine mount actuation while at idle in gear.
S22080001972023-01-17. Service bulletin. ELECTRICAL SYSTEM; SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM. Cluster Message ?Service Air Suspension?
S22020000032023-01-09. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Low Air Mass C15D9-00 DTC Service Air Suspension Message
S22020000042022-12-19. Service bulletin. ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION. WL Air Suspension Control Module ASCM Service flash is for new part replacements ONLY
S19020000082022-11-07. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE; SUSPENSION; ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Air Suspension Compressor Module Assembly Replacement.
91000142022-10-31. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); TIRES; SUSPENSION; STEERING; STEERING:RACK AND PINION; WHEELS. GEAR Rack And Pinion You must order New service unique steering gear to service the following configurations, PN: 68624835A$ WK: (3.6 or 3.0) w Sport Suspension w 265/50R20 BSW 3 SEASON PERF TIRES or 265/50R20 BSW All Season Tires
S22020000082022-10-17. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION. Service Air Suspension Message In Cluster EVIC. ASCM Inoperative. Low Air Mass DTCs
S22020000032022-10-17. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Low Air Mass C15D9-00 DTC Service Air Suspension Message
S21210000132022-09-26. Service bulletin. SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. Service 4WD Message, Diagnostic Trouble Code (DTC) C1463-94 ? Front Axle Disconnect Control ? Unexpected Operation, Set
S2121000013REVA2022-09-26. Service bulletin. SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. Service 4WD Message, Diagnostic Trouble Code (DTC) C1463-94 ? Front Axle Disconnect Control ? Unexpected Operation, Set
S22020000062022-09-26. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION. Air Suspension Compressor Quick Connect Adaptor Fitting Service.
90044072022-09-26. Service bulletin. ELECTRICAL SYSTEM; SUSPENSION. COMPRESSOR ASSEMBLY, Air Suspension, Module ASCM replacement is rarely necessary. If any DTC is stored and able to be cleared, component replacement is not necessary. Please follow the service procedures to attempt to clear any active fault(s) which includes module hard reset, full CAN power down/sleep, or DTC clear in WiTech. Please contact FCA Redacted Content prior to any ASCM replacement at FCA Redacted Content If no response in 15 minutes, proceed with repair. Any new module requires a flash following installation regardless of whether the current part number is up-to-date .
90045462022-09-26. Service bulletin. SUSPENSION. Rear Air Springs WL rear air spring install video link https://www.fcamastertech.com/content/eLearning/0/E/0E8F7A59BF911FD0C5EAE41FB643D103C8731BE5/MTCE2103-M/story.html
S1117000002RevA2022-09-26. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION. Air Suspension System Diagnosis
S21230000452022-09-26. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Service Air Suspension Message On EVIC
S21080001012022-09-26. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Suspension Mode Does Not Change To Firm Suspension When Selected
S22020000032022-09-26. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION. Low Air Mass C15D9-00 DTC Service Air Suspension Message
S21020000062022-09-15. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Service Air Suspension Displayed On EVIC. Air Suspension Inoperative C15AD-92-RIDE HEIGHT SYSTEM- PERFORMANCE
S2102000004RevA2022-09-15. Service bulletin. SUSPENSION:FRONT:CONTROL ARM. WL Front Control Arm Bushing - Handling Link Has Loose Rubber Appearance
S21170000012022-09-15. Service bulletin. SUSPENSION. Rear Air Spring Appearance
S21020000042022-09-15. Service bulletin. SUSPENSION:FRONT:CONTROL ARM. WL Front Control Arm Bushing - Handling Link Has Loose Rubber Appearance (Incorrect "S2123000004" indicated on published document)
S21020000052022-09-15. Service bulletin. SUSPENSION. Slower Than Normal Raising Time And Or Failure To Achieve Desired Ride Height And OR Difference In Front Ride Height
9004407-12022-09-15. Service bulletin. SUSPENSION. COMPRESSOR ASSEMBLY, Air Suspension, Module ASCM replacement is rarely necessary. If the DTC is stored and able to be cleared, component replacement is not necessary. Please follow the service procedures to attempt to clear any active fault(s) which includes module hard reset, full CAN power down/sleep, or DTC clear in WiTech. Please contact FCA Redacted Content prior to any ASCM replacement at FCA Redacted Content If no response within 15 minutes, please proceed with repair. Any new module requires a flash following installation regardless of whether the current part number is up-to-date .

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