# Service campaign 26\-01\-019G DCS

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.

- Type: Service campaign
- NHTSA id: 11029502
- Published by NHTSA: 2026\-03\-04
- Manufacturer's number: 26\-01\-019G DCS
- Manufacturer's date: 2026\-02\-27
- Campaign id or software version: 917G
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

Certain GV80 Coupe \(JX1\) vehicles may have Integrated Electronic Booster \(IEB\) modules with incorrectly configured On Board Diagnostic II \(OBD II\) fault detection signals. Technical Service Bulletin \(TSB\) 26\-01\-019G provides instructions to update the IEB to correct the configuration. Over\-the\-Air \(OTA\) option \(available to vehicles with active subscription to Genesis Connected Services\): This update can also be conducted via OTA. The guests can complete on their own if they have an active subscription to Genesis Connected Services. A visit to the retailer is not required. Deployment of this OTA to guests with Connected Services is planned starting the week of 03/03/25.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029502-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029502-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Vehicles listed

- 2025 to 2026 GENESIS GV80 Coupe

## Recalls for the same vehicles and component

- [26V019000](/recalls/nhtsa/26V019000.md), 2026-01-16: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

## Other bulletins for the same vehicles and component

- [L05G EM](/bulletins/11034026.md), 2026-06-23, Warranty extension: ELECTRICAL SYSTEM. Your vehicle may exhibit battery drain due to the Central Control Panel \(CCP\) not entering sleep mode. At Genesis, we are committed to providing vehicles of outstanding quality and value. In an effort to meet this commitment, Genesis is conducting a campaign to update the Central Control Panel \(CCP\) Software at NO CHARGE to you.
- [26\-GI\-002G TSB](/bulletins/11033711.md), 2026-06-06, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information related to the navigation and head unit software changes introduced in the 2026 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system. Refer to the 2026 1st Navigation Map and Software Update Key Improvements and Additional Improvements tables in this TSB for a list of specific changes. The software can be downloaded via Navigation Updater \(NAU\) and updated by USB.
- [917G OL](/bulletins/11033677.md), 2026-06-06, Service campaign: ENGINE; ELECTRICAL SYSTEM. Genesis has become aware that certain vehicles may have IEB modules with incorrectly configured On Board Diagnostic II \(OBD II\) fault detection signals. In addition, the vehicles may also be releasing pollutants which exceed Federal and California standards.
- [26\-01\-035G DCS](/bulletins/11031317.md), 2026-04-15, Service campaign: ELECTRICAL SYSTEM. Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services \(CCS\) functions. This may be due to an occasional disconnection on Verizon's communication network. Technical Service Bulletin \(TSB\) 26\-01\-035G provides instructions to verify Connected Car Data Communication Unit \(DCU\) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection.
- [26\-01\-035G TSB](/bulletins/11031316.md), 2026-04-15, Service campaign: ELECTRICAL SYSTEM. Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services \(CCS\) functions. This may be due to an occasional disconnection on Verizon’s communication network. Follow the procedures in this bulletin to verify Connected Car Data Communication Unit \(DCU\) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection.
- [26\-01\-019G TSB](/bulletins/11029501.md), 2026-03-04, Service campaign: ELECTRICAL SYSTEM. Certain GV80 Coupe \(JX1\) vehicles may have Integrated Electronic Booster \(IEB\) modules with incorrectly configured On Board Diagnostic II \(OBD II\) fault detection signals. This bulletin provides instructions to update the IEB to correct the configuration.
- [26\-01\-019G DN](/bulletins/11029500.md), 2026-03-04, Service campaign: ELECTRICAL SYSTEM. Certain GV80 \(JX1\) vehicles may have Integrated Electronic Booster \(IEB\) modules with incorrectly configured On Board Diagnostic II \(OBD II\) fault detection signals.
- [25\-01\-090G DCS](/bulletins/11027049.md), 2026-01-06, Service campaign: ELECTRICAL SYSTEM. Certain G80 \(RG3\) and GV80 \(JX1\) vehicles may exhibit battery drain due to the Central Control Panel \(CCP\) not entering sleep mode. This occurs when a communication error causes the touch\-module control IC and MCU to repeatedly reinitialize, preventing the system from entering sleep mode.
- [25\-01\-090G TSB](/bulletins/11027048.md), 2026-01-06, Service campaign: ELECTRICAL SYSTEM. Certain G80 \(RG3\) and GV80 \(JX1\) vehicles may exhibit battery drain due to the Central Control Panel \(CCP\) not entering sleep mode. This occurs when a communication error causes the touch\-module control IC and MCU to repeatedly reinitialize, preventing the system from entering sleep mode. This bulletin provides instructions to perform a software update for the CCP.
- [25\-BE\-020G TSB](/bulletins/11023693.md), 2025-10-03, Service bulletin: ELECTRICAL SYSTEM. This bulletin provides information related to the changes introduced in the 2025 1st Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system as described in this TSB.

JSON: [/v1/bulletins/11029502](/v1/bulletins/11029502)

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