2021-2023 Jeep Wrangler/Gladiator Hinge Corrosion TSB

Owners of 2021-2023 Jeep Wrangler and Gladiator vehicles may encounter an issue described as "Corrosion on Door hood Swing Gate Hinges." This concern, detailed in manufacturer communication 10247984, addresses the appearance of corrosion on the hinges of the doors, hood, and/or swing gate.

This bulletin provides a procedure for dealerships to inspect affected hinges and, if corrosion is present, replace them with an updated part designed to prevent future issues. Addressing Jeep Wrangler hinge corrosion promptly can help maintain the appearance and functionality of your vehicle.

Symptoms of Hinge Corrosion

The primary symptom owners will observe is visible corrosion on the hinges. This can appear on:

• Door hinges
• Hood hinges
• Swing gate hinges

If you see any signs of rust or degradation on these components, your vehicle may be affected by the condition described in manufacturer communication 10247984.

Diagnosis and Trigger Conditions

Diagnosis for this issue is straightforward and involves a visual inspection. Technicians will look for any signs of corrosion on the door, hood, and swing gate hinges. The presence of visible rust or deterioration on these parts is the trigger condition for the repair procedure.

Repair Procedure Summary

Manufacturer communication 10247984 outlines a specific repair process for addressing Jeep Wrangler hinge corrosion.

1. Inspection: A qualified technician will thoroughly inspect all door, hood, and swing gate hinges for any signs of corrosion.
2. Replacement: If corrosion is identified on any hinge, that hinge will be replaced. The replacement hinges are specifically designed with a zinc shim to enhance corrosion resistance.

This process ensures that the affected components are not only replaced but also upgraded to prevent recurrence of the problem.

Required Parts

The key component for this repair is a replacement hinge that includes a zinc shim. This shim is an integral part of the updated design, offering improved protection against corrosion compared to the original parts.

Owner Action

If you own a 2021-2023 Jeep Wrangler or Gladiator and have noticed "Corrosion on Door hood Swing Gate Hinges," it is recommended to contact your authorized Jeep dealership. Explain the symptoms you are observing and reference manufacturer communication 10247984. The dealership will be able to perform the necessary inspection and conduct the repair if your vehicle's hinges are found to be corroded. This repair aims to resolve the Jeep Wrangler hinge corrosion issue.