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Service bulletins for the 2018 Genesis G80

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.

97 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
19-AT-007HG2019-05-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This bulletin provides a procedure to transfer oil pressure data to the TCU using GDS Mobile. This procedure is necessary to reduce the TCM learning time and improve the shift quality.
19-GI-002G2019-04-22. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE:FRAME AND MEMBERS. Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) set a threshold for correcting load capacity information indicated on tire placards when the vehicle weight has been increased before retail sale. This limit is the lesser of 1.5% of the Gross Vehicle Weight Rating or 45.4kg (100 pounds). If the total added weight exceeds the lesser of the limit, a label (See Figure 1) must be added to the driver-side B-pillar within 25mm (1 inch) of the original tire placard.
19-AT-002HG2019-04-22. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID; ELECTRICAL SYSTEM. When servicing a vehicle with a ?Check Engine light? and any of the DTCs listed below, follow the Service Procedure to replace the related solenoid and E-module or park position switch.
19-AT-004HG2019-04-22. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. This bulletin provides the procedure to replace the O-ring to the automatic transmission fluid (ATF) warmer connector on some vehicles which may exhibit a coolant leak between the ATF connector and engine side heater pipe.
19-AT-001HG2019-03-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. When servicing a vehicle with a ?Check Engine light? and any of the DTCs listed below, follow the Service Procedure and replace the E-module.
19-BE-003H2019-03-18. Service bulletin. ELECTRICAL SYSTEM. Some vehicles equipped with the wireless charging pad may experience a no charging condition. This bulletin provides information of how to diagnose the no charging condition.
19-BD-001HG2019-03-18. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. This bulletin provides the procedure to repair the panoramic sunroof creaking noise originating from the panoramic moving glass assembly.
5NP-Z3J5R-012019-02-19. Service bulletin. POWER TRAIN. This bulletin provides the procedure to replace the automatic transmission fluid (ATF) warmer connector on some vehicles which may exhibit a coolant leak between the ATF connector and engine side heater pipe.
5NP-C6D6H-022019-02-19. Service bulletin. STEERING. Some Genesis G80 vehicles may experience a haptic steering warning light with DTC Code B247100 ? Vibration Motor Fault code set. This bulletin provides service information and the procedure to replace the haptic controller.
5NP-T5Y7X-022019-02-19. Service bulletin. ELECTRICAL SYSTEM. When servicing a vehicle with a Check Engine light and any of the DTCs listed below, follow the Service Procedure and replace the E-module.
5NP-R3F5T-032018-03-12. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This TSB provides information on the headlight pattern changes on certain 2018 MY Genesis G80, Genesis G80 Sport, and Genesis G90 with LED Headlights.
5NP-M6U4U-022018-02-12. Service bulletin. SERVICE BRAKES, HYDRAULIC. Genesis is re-launching Service Campaign T03G to inspect the condition of the front brakes on certain dealer stock 2018 Genesis G80 vehicles. Service Campaign T03G provides a service procedure to check and maintain the condition of the front brakes.
5NP-Z9P3Z-012018-01-16. Service bulletin. SEATS. This bulletin describes the procedure to replace the front seat cushion tilt pipe housing. If wobble and/or noise occurs from the front seat track assembly it is recommended to replace the front seat cushion tilt pipe housings with new ones instead of replacing the front seat track assembly.
5NP-Y3G8R-012018-01-16. Service bulletin. EQUIPMENT:ELECTRICAL. This TSB provides information about the parking assist systems (PAS).
5NP-S9H5J-012018-01-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. When servicing a vehicle with a "Check Engine light" with any of the DTCs listed below, follow the Service Procedure and replace the related solenoid and E-module or park position switch.
5NP-R6K6G-012018-01-16. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin describes the procedure to variant code the Genesis G80 (DH) premium navigation system. If the variant coding procedure is not performed after the navigation unit is replaced and the vehicle is in the reverse gear, a black/blank screen or black and white image may be displayed.
5NP-N2N8D-012018-01-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. When servicing a vehicle with a "Check Engine light" and any of the DTCs listed below, follow the Service Procedure and replace the E-module.
5NP-Y5K9G-122017-12-14. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin describes the procedure to variant code the Genesis G80 (DH) navigation system. A black/blank screen or black and white image may be displayed from the rear view camera after the navigation unit is replaced without performing this variant coding procedure.
5NP-N9C6T-122017-12-14. Service bulletin. SERVICE BRAKES. Hyundai Motor America is conducting Service Campaign to inspect the condition of the front brakes on certain dealer stock 2018 Genesis G80 vehicles. Service Campaign T03G provides a service procedure to check and maintain the condition of the front brakes.
5NP-N4H5U-122017-12-14. Service bulletin. ELECTRICAL SYSTEM. When servicing a vehicle with a "Check Engine light" or any of the DTCs listed below, follow the Service Procedure and replace the related solenoid and E-module or park position switch.
5NP-F6A3H-122017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. The bulletin describes the procedure to update the software in the G80 navigation system to help improve Bluetooth, Voice Recognition, and Navigation performance. The software update will take approximately 25 minutes to complete.
5NP-B8S4T-122017-12-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Genesis is conducting Service Campaign T04G to update the navigation system software on certain dealer stock 2018 Model Year G80 vehicles. Service Campaign T04G provides a service procedure to update the navigation system.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.