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Service bulletins for the 2023 Jeep Wagoneer

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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
08-218-222023-01-17. Service bulletin. EXTERIOR LIGHTING; STEERING; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; POWER TRAIN. Flash: Electric Power Steering (EPS) Module Updates This bulletin involves updating the EPS module with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Code (DTCs): C1592-00 - Electronic Power Steering Motor Circuit. The customer may also experience a lack of power steering assist at vehicle start up with no DTC or cluster message present.
855142023-01-09. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING. Warranty Bulletin D-22-08 Fast Feedback Program ? 3.0L I6 SO Twin Turbo Engine, 3.0L I6 HO Twin Turbo Engine, Exhaust Systems, Turbocharger Assemblies, Fuel Components and Cooling Components - 2022 and 2023 Wagoneer and Grand Wagoneer (WS) (Rev. A)
855142022-11-14. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE AND ENGINE COOLING. Fuel components and cooling components
855142022-11-14. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE AND ENGINE COOLING. Fuel components and cooling components
91000852022-11-07. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS; ENGINE AND ENGINE COOLING; VEHICLE SPEED CONTROL. Front door check If a 2022 WS Jeep Grand Wagoneer comes in with a front door making a popping, creaking, or clicking noise. Please check each fastener of the door check strap with a torque wrench to verify fastener torque is to specification. If not, proceed with required repair.

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