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Federal filingsHome›Bulletins›Hyundai› 9C1
Manufacturer communication · Service campaign · 2 brands

Hyundai service campaign 9C1

What it saysSome vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. NHTSA’s full summary ↓

Hyundai filed this with NHTSA as a service campaign dated May 8, 2025, received Mar 25, 2025, about the electrical system — 3 documents under this number: 25-01-024H-1 TSB, 25-01-024H EM, 25-01-024H TSB. It names 90 model years across Hyundai and Genesis (2016–2026). A service campaign is not a safety recall — there is no NHTSA campaign number and no federal requirement — but it is usually work the manufacturer pays for on the vehicles it names; the dealer checks the VIN against the manufacturer’s list.

One page for every brand it was filed under. Each brand’s bulletins: Hyundai · Genesis.

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What the bulletin says

Source: NHTSA's summary of the manufacturer's communication

Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service functions. This may be due to an irregular disconnection on Verizon's communication network. If you are experiencing issues with remote commands, or other Bluelink services, please see the instructions below to reestablish the connection via the AVN pinhole reset method.

Manufacturer campaign id 9C1 Kind Service campaign Manufacturer date May 8, 2025 Received by NHTSA Mar 25, 2025 Components Electrical System First dated Mar 18, 2025

Documents filed under this number

DocumentKindDatedNHTSA idAt NHTSA
25-01-024H-1 TSBService campaignMay 8, 202511018575not found
25-01-024H EMService campaignApr 7, 202511017111PDF, 768 KB
25-01-024H TSBService campaignMar 18, 202511015936PDF, 369 KB

The summary is NHTSA’s abstract of the document, as filed under 49 CFR 579.5. One communication is usually filed as several documents — the bulletin, a dealer notice, an owner letter — and the number on any of them finds this page. A PDF link is shown only once NHTSA’s own server has been seen to serve that document; the rest are checked over the following nights. Quote the number at a service desk; it is what the dealer’s system is keyed on.

Model years it names

Source: as the manufacturer filed them

Hyundai 86 model years

and 46 more on this site: 2019 Hyundai Nexo, 2025 Hyundai Palisade, 2024 Hyundai Palisade, 2023 Hyundai Palisade, 2022 Hyundai Palisade, 2021 Hyundai Palisade, 2020 Hyundai Palisade, 2024 Hyundai Santa Cruz, 2023 Hyundai Santa Cruz, 2022 Hyundai Santa Cruz, 2023 Hyundai Santa Fe, 2022 Hyundai Santa Fe, 2021 Hyundai Santa Fe, 2020 Hyundai Santa Fe, 2019 Hyundai Santa Fe, 2018 Hyundai Santa Fe, 2017 Hyundai Santa Fe, 2016 Hyundai Santa Fe, 2023 Hyundai Sonata, 2022 Hyundai Sonata, 2021 Hyundai Sonata, 2020 Hyundai Sonata, 2019 Hyundai Sonata, 2018 Hyundai Sonata, 2017 Hyundai Sonata, 2016 Hyundai Sonata, 2024 Hyundai Tucson, 2023 Hyundai Tucson, 2022 Hyundai Tucson, 2021 Hyundai Tucson, 2020 Hyundai Tucson, 2019 Hyundai Tucson, 2018 Hyundai Tucson, 2017 Hyundai Tucson, 2016 Hyundai Tucson, 2022 Hyundai Veloster, 2021 Hyundai Veloster, 2020 Hyundai Veloster, 2019 Hyundai Veloster, 2026 Hyundai Venue, 2025 Hyundai Venue, 2024 Hyundai Venue, 2023 Hyundai Venue, 2022 Hyundai Venue, 2021 Hyundai Venue, 2020 Hyundai Venue.

A vehicle page’s bulletin list shows the newest few communications filed against that model year; the count there is every one.

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What owners reported

Source: NHTSA complaint database

Owners of the 90 model years this bulletin names have filed 18,963 complaints with NHTSA since 2015. 3,399 of them name Electrical System — the same broad component group this bulletin is filed under. NHTSA groups complaints coarsely, so that means the same area of the vehicle, not necessarily the same fault.

On the 2016 Hyundai Tucson, the 100 owners who gave an odometer reading for Electrical System reported it at a median of 60,000 miles. That figure is one model year’s, not the whole range this bulletin covers — medians from different model years are not averaged.

Speedometer stopped working and went to Zero MPH June 1, 2022. Vehicle has only 2,800 miles on it. Shutting off and restarting the car did not solve this. Simultaneously, the car compass indicated wrong direction; a safety announcement came over the infotainment system repeatedly telling us we were driving the wrong way on the street (we…

2022 Hyundai Palisade · Electrical System · filed with NHTSA Jun 1, 2022 · ODI 11467028

The contact owns a 2019 Hyundai Veloster N. The contact stated while driving 45 MPH, the check the engine warning light illuminated. The vehicle was repaired under NHTSA Campaign Number: 24V258000 (ELECTRICAL SYSTEM); however, the remedy failed to repair the vehicle. The manufacturer was notified of the failure but offered no assistance.

2019 Hyundai Veloster · Electrical System · filed with NHTSA Oct 18, 2024 · ODI 11620668

Integrated Charging Control Unit (ICCU) failed while driving. Heard a pop from below the rear seats. "Check vehicle electrical system" message popped up initially, then changed to "Stop vehicle and check power supply" Vehicle could not exceed 20mph directly after failure, then lost all driving power just as I pulled the vehicle off the…

2025 Hyundai Ioniq 5 · Electrical System · filed with NHTSA Feb 24, 2026 · ODI 11720305

In depth: 2017 Hyundai Elantra electrical problems → · 2025 Hyundai Ioniq 5 electrical problems → · 2024 Hyundai Ioniq 5 electrical problems → · 2023 Hyundai Ioniq 5 electrical problems →

A complaint is one owner’s account, not a defect finding, and a bulletin is not a recall. Nothing here says this bulletin was issued because of these complaints, or that the repair it describes fixed them. Complaint files on this site begin in 2015.

More bulletins about the electrical system

Source: same model, same component group

147 other manufacturer communications filed against these Hyundai models under the same component group (electrical system), newest first. The eight newest are listed; the rest are on the Hyundai list.

NumberKindDatedNHTSA’s summary
P38Service bulletinOct 29, 2026Certain Tucson (NX4, NX4A), Tucson Hybrid (NX4 HEV), and Tucson Plug-in Hybrid (NX4 PHEV) vehicles may be eligible for the installation of t…
L22GWarranty extensionOct 28, 2026Certain GV80 (JX1) and G80 (RG3) vehicles equipped with a ccIC 27 head unit may not display the navigation map on the instrument cluster due…
26-GI-003HService bulletinOct 27, 2026This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 2nd Navigation Map and So…
26-GI-003GService bulletinOct 26, 2026This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 2nd Navigation Map and So…
26-EV-008GService bulletinOct 21, 2026Some G80 Electrified (RG3 EV), GV60 (JW1 EV), and GV70 Electrified (JK1A EV) vehicles may exhibit a vibration noise coming from the battery…
LA42Warranty extensionOct 13, 2026Certain IONIQ 5 (NEA EV) vehicles may experience Malfunction Indicator Lamp (MIL) illumination and false battery overtemperature fault diag…
922GService campaignOct 10, 2026Certain GV60 (JW1 EV) and G90 (RS4) vehicles may exhibit an inability to perform Over the Air (OTA) software updates due to an internal logi…
Z09Warranty extensionSep 26, 2026Certain Santa Fe Hybrid (TM HEV) and Santa Fe Plug-In Hybrid (TM PHEV) vehicles may have an inoperable horn that may be caused by foreign su…

Quote the number at the service desk. It is what the dealer’s system is keyed on.

Every manufacturer communication NHTSA holds for Hyundai and Genesis, by the number printed on the letter.

Photo: Christian Buehner / Unsplash

Common questions

Source: NHTSA, 49 CFR 579.5

Is Hyundai 9C1 a recall?

No. A service campaign is a manufacturer communication filed with NHTSA under 49 CFR 579.5; a safety recall carries an NHTSA campaign number (two digits, a letter, six digits) and a federal duty to repair for free. Check the vehicle’s recalls by VIN at nhtsa.gov/recalls, or on its page here.

Is the 9C1 repair free?

A service campaign is usually paid by the manufacturer on the vehicles it names, within the terms and time limit the document sets; the dealer checks the VIN against the manufacturer’s list.

Which vehicles does 9C1 cover?

The manufacturer filed it against 90 model years across 2 brands (Hyundai and Genesis): 2018 Genesis G80, 2017 Genesis G80, 2018 Genesis G90, 2017 Genesis G90, 2022 Hyundai Accent, 2021 Hyundai Accent and more. Whether one particular vehicle is affected is a matter of its VIN and its build, not its model year alone.