2021-2025 Hyundai Elantra Inoperable Horn Warranty Extension

Hyundai has announced a warranty extension, identified as Warranty Extension Z03, to address instances of an "inoperable horn" in certain 2021-2025 Hyundai Elantra vehicles. This extension ensures that affected owners can have their horn assembly replaced without charge, provided their vehicle meets the specified conditions.

This warranty extension applies to various Elantra models, including the Elantra (CN7) non N-Line and N-Line, Elantra (CN7A), Elantra (CN7 N), and Elantra Hybrid (CN7 HEV) variants. The primary symptom is an "inoperable horn," meaning the vehicle's horn fails to function when activated.

Important Warnings and Owner Information

Owners should be aware of several key details regarding this warranty extension:

• Warranty Coverage: "Please note that any vehicles under 10 years/120,000 miles are covered by this TSB, even if vehicle is within original warranty of 5 years/60,000 miles." This extended coverage applies from the date of original retail delivery or first use, whichever occurs first, and is valid for both original and subsequent owners.
• No Cost Repair: "The replacement of the horn assembly will be offered at no cost to customers for if the condition(s) covered by the warranty extension are confirmed."
• Claim Submission: For repairs falling under this extended warranty, dealers are instructed to "Do not submit as warranty" but rather as a campaign claim type.
• Part Ordering: "Please note that all above part numbers will require a valid Warranty Extension VIN for ordering." This means a vehicle's eligibility must be confirmed before parts can be ordered.
• Warranty Extension Confirmation: "Please note that is an extension of warranty coverage for the horn assembly."

Repair Procedure Summary

If your 2021-2025 Hyundai Elantra experiences an "inoperable horn," the repair involves replacing the horn assembly. This procedure is detailed in Technical Service Bulletin (TSB) 25-BE-005H (or its latest version). The repair is estimated to take 0.6 labor hours.

Hyundai requires that the technician performing this repair be Hyundai Certified or higher. This ensures that the service is carried out correctly and to manufacturer standards.

Required Parts

The specific horn assembly parts required for replacement depend on the vehicle's configuration. The TSB references several part numbers, which include both low pitch and high pitch horns. These parts are:

• 96611AA700QQH (Low Pitch)
• 96621AA700QQH (High Pitch)
• 96611AA900QQH (Low Pitch)
• 96621AA900QQH (High Pitch)
• 96611AA800QQH (Low Pitch)
• 96621AA800QQH (High Pitch)

As noted, these parts can only be ordered with a valid Warranty Extension VIN to confirm vehicle eligibility.

Owner Action

If your 2021-2025 Hyundai Elantra has an "inoperable horn," you should contact your authorized Hyundai dealer to schedule a service appointment. While appointments are recommended, the bulletin suggests that dealers should accommodate customers even without one.

If your vehicle needs to be kept overnight for the repair, Hyundai recommends that the dealership provide alternative transportation, such as a Service Rental Vehicle (SRC) or arrange for a 3rd Party Rental or Rideshare. Hyundai will notify affected customers via First Class Mail in June 2025 regarding this warranty extension.

Source: NHTSA document 11018577.