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Service bulletin S2223000027

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10243170
Published by NHTSA2023-10-02
Manufacturer's numberS2223000027
Manufacturer's date2023-08-18
NHTSA componentSTRUCTURE:BODY:HOOD; ENGINE

NHTSA's summary

Buzz Rattle Squeak Noise From Under Hood

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame, Engine

Vehicles listed
JEEP GRAND WAGONEER2022, 2023, 2024
JEEP WAGONEER2022, 2023, 2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
26V5840002026-09-10. STRUCTURE:BODY:ROOF AND PILLARS
20255062025-09-25. Structure
25V6420002025-09-25. STRUCTURE:EXTERIOR TRIM
20254672025-09-11. Structure
25V5930002025-09-11. STRUCTURE:EXTERIOR TRIM
23V5450002023-08-03. STRUCTURE:BODY:ROOF AND PILLARS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
1145082026-09-23. Service bulletin. RAIL KIT – LUGGAGE AND REMOVABLE
1145092026-09-23. Service bulletin. RAIL KIT – LUGGAGE AND REMOVABLE
91003452026-09-03. Service bulletin. LATCH Front Door for Doors that Won't Open From Interior, cable dislodged or Door latch cables coming loose. Engineering is looking to collect pictures of the latches and cables as they are found by the dealers. These pictures will help us understand why they are coming lose, to develop a corrective action plan. Please submit pictures to the DID system.
9100861 Rev 32026-08-06. Service bulletin. PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Inspect battery terminals for damage to rule out a battery drainage issue. 6) Ensure the PCM is up-to-date with the latest available flash. If correct repair is not performed then the claim or condition will be recovered by Warranty Operations.
9100861 Rev 12026-07-23. Service bulletin. PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Inspect battery terminals for damage to rule out a battery drainage issue. 6) Ensure the PCM is up-to-date with the latest available flash.
91008612026-07-18. Service bulletin. PUMP, Auxiliary Coolant Before replacing the Auxiliary Coolant Pump, please perform the following steps: 1) Key ON/OFF and let the after-run pump run for at least 20 minutes before moving on to step #2. 2) Inspect the pump connector area for presence of water. 3) Inspect the pump connector for corrosion. 4) Inspect the pump for coolant contamination as this can cause the pump to stall. 5) Ensure the PCM is up-to-date with the latest available flash. 6) Inspect battery terminals for damage to rule out a battery drainage issue.
S1623000028 Rev. K2026-06-18. Service bulletin. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
91008322026-06-18. Service bulletin. Before replacing the starter, please follow the published diagnostics in the Service Information at 08 - Electrical / 8F - Engine Systems / Starting / Diagnosis and Testing / STANDARD STARTING SYSTEM. Updates to this procedure have been recently made and should be followed.
S26080000262026-06-16. Service bulletin. Power Liftgate Will Not Power to a Fully Open Position, Adjustable Power Liftgate Height
S1623000028 REV.J2026-06-16. Service bulletin. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.