2026 Genesis GV70 TSBs
31 Technical Service Bulletins across 10 categories
Categories
Electrical
8 bulletinsCertain GV70 (JK1A) vehicles may exhibit a Data Connectivity Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Certain 2026MY GV70 (JK1A) and 2026MY GV70 Electrified (JK1A) vehicles may exhibit a Data Communication Unit (DCU)...
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software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year. Technical Service Bulletins (TSBs) 26-01-017G-1 26-01-018G-1 provide instructions to perform a software update for the DCU module. Over-the-Air (OTA): This update can also be conducted via OTA. Guests cancomplete on their own if they have an active subscription to Genesis Connected Services. A visit to retailers is not required if the update is conducted via OTA.
Certain GV70 (JK1A) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year. Technical Service Bulletin (TSB) 26-01-017G provides instructions to perform the software update for the DCU module.
Certain GV70 (JK1A) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year.
Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
Read full bulletin
initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Some GV70 (JK1A) and GV70 Electrified (JK1A EV) vehicles may exhibit a condition where the hood does not open when the...
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in-cabin hood release lever is engaged. This may be due to the release cable not being securely mounted in its bracket. This bulletin provides instructions to access and properly seat the hood release cable into its mounting bracket.
Body & Paint
7 bulletinsCertain GV70 (JK1, JK1A), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
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Technical Service Bulletin (TSB) 26-01-003G-1 provides instructions to remove the old garnish and install new parts.
Certain GV70 (JK1, JK1A), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
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This bulletin provides instructions to remove the old garnish and install new parts.
Certain GV70 (JK1), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
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Technical Service Bulletin (TSB) 26-01-003G provides instructions to remove the old garnish and install new parts.
Certain GV70 (JK1), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
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This bulletin provides instructions to remove the old garnish and install new parts.
Certain GV70 (JK1), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
Certain GV70 (JK1), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
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This bulletin provides instructions to remove the old garnish and install new parts.
This bulletin provides repair information for the dark chrome trim when stains are present.
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Some stains may occur from hard water or cleaning chemicals used during a car wash. Follow the procedures below to replace the affected dark chrome moldings.
Engine
5 bulletinsCertain 2026MY G70 (IK) and 2027MY G80 (RG3) vehicles may exhibit a water-flowing or gurgling noise from the front...
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center air vents during engine start-up. This condition may be caused by trapped air within the engine cooling system. Follow the procedure below to properly bleed the cooling system and remove any trapped air.
Certain 2026MY G70 (IK) and 2027MY G80 (RG3) vehicles may exhibit a water-flowing or gurgling noise from the front...
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center air vents during engine start-up. This condition may becaused by trapped air within the engine cooling system. Technical Service Bulletin (TSB) 26-01-064G provides instructions to properly bleed the cooling system and remove any trapped air.
Some Genesis vehicles (listed below) equipped with Lambda-III 3.5T-GDI engines may exhibit reduced heater performance...
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due to engine coolant deposits clogging the heater core. This bulletin provides instructions to verify the concern and to replace the front and rear heater core (if applicable).
Some GV70 (JK1A) vehicles equipped with 2.5T engines may display a check engine light with DTC P04F000 (EVAP System High...
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Load Purge Line 'A' Performance) due to debris inside the dual purge ejector assembly and/or intercooler outlet hose. This bulletin provides instructions to perform a DTC check, and if necessary, replace the dual purge ejector assembly and intercooler outlet hose.
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...
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combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes or during normal driving operation.
Lighting
2 bulletinsThis bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...
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combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly.
Some 2020MY and newer vehicles equipped with a front view camera may illuminate certain warning lights and trigger DTC...
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C272246 fault code for the front camera. In the following cases, the front camera auto-calibration range may be exceeded while driving: If the front camera is not properly installed and is completely or partially detached. In case of excessive changes affecting the vehicle's balance (e.g., loading excessively heavy cargo in a specific location of the vehicle, or significant under-inflation of the tires). Specific road conditions affecting the vehicle's balance (e.g., excessive road crown) This TSB provides instructions on how to service the vehicle when the front camera related warning light(s) are triggered due to system out of calibration (DTC_C272246).
Air Bags & Safety
2 bulletinsThe National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous...
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drivers-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These inflators were not supplied, approved, or authorized by the vehicle manufacturers and have primarily been found in vehicles that previously experienced a crash and underwent airbag replacement using non-genuine parts. These dangerous inflators have ruptured during deployment, posing a serious risk of injury or death due to metal fragments entering the vehicle cabin. To date, Hyundai is aware of three people who have died while driving a Hyundai vehicle with one of these substandard replacement airbag inflators that deployed in what likely would have been a survivable crash. NHTSA has issued a public advisory urging vehicle owners and service professionals to have vehicles inspected if there is reason to believe that a non-genuine replacement airbag may have been installed. Vehicles with salvage or rebuilt titles, prior airbag deployments, or unknown repair histories may present a higher risk. NHTSA strongly cautions against self-inspection by vehicle owners and recommends inspection by trained technicians.
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous,...
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counterfeit driverside airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN), that have been identified in U.S. vehicles following prior crashes, theft, or noncertified airbag replacements. These inflators are not approved for use, may rupture during deployment, and have caused serious injuries and fatalities. Please see attached announcement, provided by NHTSA, for more details.
Pre-Delivery & Maintenance
2 bulletinsSome vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services (CCS) functions.
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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.
Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services (CCS) functions.
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This may be due to an occasional disconnection on Verizons 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.
Brakes
2 bulletinsCertain GV70 (JK1, JK1A) vehicles may exhibit squeal noise during certain braking conditions.
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Follow the procedures in this bulletin to replace the front brake pads and radial springs to resolve the condition.
Certain GV70 (JK1, JK1A) vehicles may exhibit squeal noise during certain braking conditions.
Other
1 bulletinSome GV70 (JK1, JK1A), GV80 (JX1) and G80 (RG3) vehicles may have a hum or whine noise condition from the rear differential at certain speeds.
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This bulletin describes the procedure to inspect the vehicle for the hum or whine noise and, if necessary, to tighten the rear differential lock nut to specification. If the hum or whine noise remains after tightening the lock nut, then this bulletin provides instructions to replace the rear differential or other driveline components as necessary.
Infotainment
1 bulletinThis bulletin provides information related to the navigation and head unit software changes introduced in the 2026 1st...
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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.
Hybrid & EV
1 bulletinCertain GV70 (JK1A) and GV70 Electrified (JK1A EV) vehicles may have an inoperative Wireless Phone Charger (WPC) due to...
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an improper (non-NFC) part installation. This bulletin provides instructions to replace the Wireless Phone Charger with the Near Field Communication (NFC) feature.