2026 Genesis GV70 Technical Service Bulletins

31 technical service bulletins (TSBs) are on record for the 2026 Genesis GV70. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11038692Oct 22, 2026Body and structure. This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly.
• 11037286Sep 9, 2026Transmission and drivetrain. Some GV70 (JK1, JK1A), GV80 (JX1) and G80 (RG3) vehicles may have a hum or whine noise condition from the rear differential at certain speeds. 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…
• 11036099Jul 31, 2026Electrical system. Certain GV70 (JK1A) vehicles may exhibit a Data Connectivity Unit (DCU) software error due to the internal timer 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.
• 11036096Jul 31, 2026Electrical system. Certain 2026MY GV70 (JK1A) and 2026MY GV70 Electrified (JK1A) vehicles may exhibit a Data Communication Unit (DCU) 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)…
• 11036094Jul 30, 2026Engine. Certain 2026MY G70 (IK) and 2027MY G80 (RG3) vehicles may exhibit a water-flowing or gurgling noise from the front 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.
• 11036092Jul 30, 2026Engine. Certain 2026MY G70 (IK) and 2027MY G80 (RG3) vehicles may exhibit a water-flowing or gurgling noise from the front 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.
• 11033845Jun 10, 2026Engine. Some Genesis vehicles (listed below) equipped with Lambda-III 3.5T-GDI engines may exhibit reduced heater performance 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).
• 11033711May 27, 2026Electrical 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…
• 11031403Apr 15, 2026Visibility (wipers, defrost, mirrors). Certain GV70 (JK1, JK1A), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal. Technical Service Bulletin (TSB) 26-01-003G-1 provides instructions to remove the old garnish and install new parts.
• 11031402Apr 15, 2026Visibility (wipers, defrost, mirrors). Certain GV70 (JK1, JK1A), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal. This bulletin provides instructions to remove the old garnish and install new parts.
• 11032523Apr 10, 2026Air bags. The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous driver’s-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…
• 11032522Apr 10, 2026Air bags. The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous, counterfeit driver‑side 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 non‑certified airbag replacements. These inflators are not approved for use, may rupture during…
• 11031317Apr 10, 2026Electrical 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…
• 11031316Apr 10, 2026Electrical 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.
• 11030323Mar 10, 2026Lane departure, Forward collision avoidance, Exterior lighting. Some 2020MY and newer vehicles equipped with a front view camera may illuminate certain warning lights and trigger DTC 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.
• 11029969Mar 2, 2026Engine. Some GV70 (JK1A) vehicles equipped with 2.5T engines may display a check engine light with DTC P04F000 (EVAP System High 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.
• 11028972Feb 18, 2026Electrical system. Certain GV70 (JK1A) vehicles may exhibit a Data Communication Unit (DCU) 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 Bulletin (TSB) 26-01-017G provides instructions to perform the software update for the DCU module.
• 11028971Feb 18, 2026Electrical system. Certain GV70 (JK1A) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer 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.
• 11028325Jan 28, 2026Visibility (wipers, defrost, mirrors). Certain GV70 (JK1), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal. Technical Service Bulletin (TSB) 26-01-003G provides instructions to remove the old garnish and install new parts.
• 11028323Jan 28, 2026Visibility (wipers, defrost, mirrors). Certain GV70 (JK1), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal. This bulletin provides instructions to remove the old garnish and install new parts.
• 11027050Dec 17, 2025Electrical system. Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer 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.
• 11025476Nov 6, 2025Exterior lighting. This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear 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…
• 11025479Nov 4, 2025Electrical system. Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer initialization logic not being implemented. The DCU module may shut down telematics services after one year.
• 11025477Nov 4, 2025Electrical system. Certain GV70 (JK1) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer 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.
• 11024797Oct 27, 2025Brakes. Certain GV70 (JK1, JK1A) vehicles may exhibit squeal noise during certain braking conditions. Follow the procedures in this bulletin to replace the front brake pads and radial springs to resolve the condition.
• 11024796Oct 27, 2025Brakes. Certain GV70 (JK1, JK1A) vehicles may exhibit squeal noise during certain braking conditions.
• 11024507Oct 17, 2025Visibility (wipers, defrost, mirrors). Certain GV70 (JK1), GV80 (JX1), and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal. This bulletin provides instructions to remove the old garnish and install new parts.
• 11024793Oct 16, 2025Visibility (wipers, defrost, mirrors). Certain GV70 (JK1), GV80 (JX1) and GV80 Coupe (JX1) vehicles may exhibit a loose windshield glass garnish seal.
• 11023669Oct 1, 2025Electrical system. Certain GV70 (JK1A) and GV70 Electrified (JK1A EV) vehicles may have an inoperative Wireless Phone Charger (WPC) due to an improper (non-NFC) part installation. This bulletin provides instructions to replace the Wireless Phone Charger with the Near Field Communication (NFC) feature.
• 11019882Jun 27, 2025Body and structure. Some GV70 (JK1A) and GV70 Electrified (JK1A EV) vehicles may exhibit a condition where the hood does not open when the 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.
• 11019055May 30, 2025Other or unknown. This bulletin provides repair information for the dark chrome trim when stains are present. 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.

← All problems reported for the 2026 Genesis GV70