Service bulletins for the 2023 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.
73 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Transmission and driveline are shown. Show all
| 26-DS-001G TSB | 2026-09-11. Service bulletin. POWER TRAIN. 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 replace the rear differential or other driveline components as necessary. |
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| 24-DS-001G-1 TSB | 2024-11-05. Service bulletin. POWER TRAIN. Certain 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 first. If the hum or whine noise remains, then replace the rear differential or other driveline components as necessary. |
| 24-DS-001G | 2024-06-04. Service bulletin. POWER TRAIN. Certain GV70 (JK1 and 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 first. If the hum or whine noise remains, then replace the rear differential or other driveline components as necessary. |
| 21-AT-015G | 2024-04-11. Service bulletin. POWER TRAIN. This TSB provides a procedure to diagnose and repair a transmission for the following Incorrect Ratio DTC (transmission clutch slipping more than 200 rpm in gear). |
| 19-AT-014G | 2024-04-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This bulletin provides a procedure to diagnose an 8-speed automatic transaxle with a harsh and/or delayed shift. |
| 19-AT-007G | 2024-04-11. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. This bulletin provides a procedure to transfer oil pressure data to the TCU using GDS Mobile. This procedure is necessary to reduce the TCU learning time and improve the shift quality. • Before replacing an automatic transmission: Input the data into the TCU using the GDS. • Before replacing a TCU: Back up the oil pressure data from the old TCU into the GDS and then transfer the data to the new TCM. |
| 19-AT-023G | 2024-04-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. If you are servicing a vehicle with a transmission slipping concern, follow the Service Procedure shown below and perform a stall test. This TSB provides a procedure to test each clutch in the transmission. If the vehicle fails the stall test, replace the transmission. PASS: Stall speed is between 1700~2900 rpm (See shop manual for stall speed). FAIL: Engine revs to redline limit (6,000~6,500 rpm). If so, replace the transmission. |
| 19-AT-012G | 2024-04-11. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. This TSB provides a procedure to diagnose and repair a transaxle for the following Incorrect Ratio DTC (transaxle clutch slipping more than 200 rpm in gear). |
| 19-AT-008G | 2024-04-11. Service bulletin. POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. 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. |
| 24-EV-003G | 2024-04-02. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Certain 2023-2024MY G80 Electrified (RG3 EV), 2023-2024MY GV60 (JW1 EV), and 2023-2024MY GV70 Electrified (JK1a EV) may have a condition of the power down warning light (turtle symbol) with "Power is limited" displayed in the cluster, and possible DTC P0A2F. If you are servicing a vehicle with either of these conditions, follow this bulletin to inspect the EOP. |
| 23-DS-004G-1 | 2024-02-05. Service bulletin. POWER TRAIN. Certain GV70 (JK1 and JK1A), GV80 (JX1) and G80 (RG3) vehicles may have a noise condition from the rear differential at certain speeds while accelerating or decelerating. This bulletin describes the procedure to inspect the vehicle for noise and if necessary to tighten the lock nut or if necessary replace the differential. |
| 23-01-003G-1 | 2023-11-07. Service bulletin. POWER TRAIN. Some of the applicable vehicles may experience torque converter internal rivet damage and cracks. Symptoms may include a scratching noise, and in rare cases, an engine stall at idle or at creep speeds. This bulletin describes the procedure to replace the torque converter. |
| 23-01-082G | 2023-11-06. Service bulletin. SERVICE BRAKES, AIR; POWER TRAIN. This Vehicle Control Unit (VCU) software package includes the following key VCU updates: • Brake light logic update for regenerative braking. o Revised logic to enable brake light actuation during regenerative braking at certain deceleration speeds and during i-Pedal mode driving without the need to press the brake pedal • i-Pedal mode operation logic update. • Revised i-Pedal operation logic. • 12V battery saver logic update allows |
| 23-01-082G | 2023-11-06. Service bulletin. POWER TRAIN; SERVICE BRAKES, AIR. This updated Vehicle Control Unit (VCU) software package includes the following: • Brake light logic update for regenerative braking. • i-Pedal mode operation logic update. • 12V battery saver logic update allows charging from EV Battery as low as 10% SOC when parked. |
| 23-01-069G-1 | 2023-10-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; POWER TRAIN. Certain 2023MY G80 Electrified (RG3 EV), 2023-24MY GV60 (JW1 EV), and 2023-24MY GV70 Electrified (JK1a EV) vehicles may have a condition where low 12V auxiliary battery charging occurs due to an ICCU (Integrated Charge Control Unit) fault and may set the following DTC P1A9096 – “DC/DC Converter Input Voltage Sensor Fault”. When a fault occurs, the vehicle may enter a reduced power mode while various warning lights, an audible chime will sound, and large messaging in the vehicle’s instrument cluster will appear, instructing the driver to stop the vehicle. The vehicle will be inspected for a DTC P1A9096 and may require either an ICCU software update or ICCU replacement and fuse replacement. |
| 23-01-069G-1 | 2023-10-02. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Certain 2023MY G80 Electrified (RG3 EV), 2023-24MY GV60 (JW1 EV), and 2023-24MY GV70 Electrified (JK1a EV) vehicles may have a condition where low 12V auxiliary battery charging occurs due to an ICCU (Integrated Charge Control Unit) fault and may set the following DTC P1A9096 – “DC/DC Converter Input Voltage Sensor Fault”. When a fault occurs, the vehicle may enter a reduced power mode while various warning lights, an audible chime will sound, and large messaging in the vehicle’s instrument cluster will appear and instruct the driver to stop the vehicle. The Service Procedure flow to be followed is outlined by the flowchart on Page-3. The ICCU system is to be checked by GDS for DTC P1A9096 and depending on the result, will involve either an ICCU software update, or ICCU and fuse replacement. |
| 23-01-069G | 2023-09-05. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; POWER TRAIN. Certain 2023MY G80 Electrified (RG3 EV) and 2023-24MY GV60 (JW1 EV), vehicles may have a condition where low 12V auxiliary battery charging occurs due to an ICCU (Integrated Charge Control Unit) fault and may set the following DTC P1A9096 – “DC/DC Converter Input Voltage Sensor Fault”. When a fault occurs, the vehicle may enter a reduced power mode while various warning lights, an audible chime will sound, and large messaging in the vehicle’s instrument cluster will appear and instruct the driver to stop the vehicle. The Service Procedure flow to be followed is outlined by the flowchart on Page-3. The ICCU system is to be checked by GDS for DTC P1A9096 and depending on the result, will involve either an ICCU software update, or ICCU and fuse replacement. |
| 23-01-069G | 2023-09-05. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; UNKNOWN OR OTHER. Certain 2023MY G80 Electrified (RG3 EV) and 2023-24MY GV60 (JW1 EV), vehicles may have a condition where low 12V auxiliary battery charging occurs due to an ICCU (Integrated Charge Control Unit) fault and may set the following DTC P1A9096 – “DC/DC Converter Input Voltage Sensor Fault”. When a fault occurs, the vehicle may enter a reduced power mode while various warning lights, an audible chime will sound, and large messaging in the vehicle’s instrument cluster will appear, instructing the driver to stop the vehicle. The vehicle will be inspected for a DTC P1A9096 and may require either an ICCU software update or ICCU replacement and fuse replacement. |
| 23-EV-005G | 2023-07-01. Service bulletin. POWER TRAIN. This bulletin provides the procedure for updating the software of the Vehicle Charge Management System (VCMS) to improve charging. It may address an intermittent stops charging condition or the following EV Light On DTC condition: DTC P1ABD00 – Battery Charger Coupler Temperature Too High |
| 23-AT-007G | 2023-07-01. Service bulletin. POWER TRAIN. When servicing an 8-speed automatic transmission vehicle with a “Check Engine light” and any of the DTCs listed below, follow the Service Procedure and, if necessary, replace the E-module. |
| 23-01-003G | 2023-02-02. Service bulletin. POWER TRAIN. Some of the applicable vehicles may experience torque converter internal rivet damage and cracks. Symptoms may include a scratching noise, and in rare cases, an engine stall at idle or at creep speeds. This bulletin describes the procedure to replace the torque converter. |
| 22-01-071G | 2022-09-27. Service bulletin. POWER TRAIN. Some of the applicable vehicles may experience torque converter internal rivet damage and cracks. Symptoms may include a scratching noise, and in rare cases, an engine stall at idle or at creep speeds. This bulletin describes the procedure to replace the torque converter. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.