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Service bulletins for the 2018 Genesis G90

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.

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

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
21-BD-001G2024-04-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Genesis applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships. It provides a barrier between the paint and contaminants, such as rail dust, acid rain, and industrial fallout. In rare cases, the paint can become clouded under the PPF. These spots are the result of moisture trapped between the PPF and the paint.
21-EM-004H2021-04-07. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required steps.
21-EM-003H2021-04-06. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.
20-EM-003HG2020-12-08. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:SENSOR/THERMOSTAT; EQUIPMENT ADAPTIVE/MOBILITY. Certain G80 and G90 Genesis vehicles may experience DTC code P0597 for “Thermostat Heater Control Circuit/Open”. This bulletin provides information on replacing the electric thermostat. No drivability issues are associated with this condition.
20-BD-014H2020-08-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. The 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.
20-BD-007H-12020-06-06. Service bulletin. EQUIPMENT. This bulletin describes the general guidelines to help disinfect and protect vehicle exterior/interior surfaces using recommended safe chemical products.
20-AT-016H2020-05-07. Service bulletin. POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY. The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both OEM (new) and remanufactured automatic transmissions:
20-AT-013HG2020-05-07. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Certain Genesis G80 and G90 vehicles may experience the Shift By Wire (SBW) system slipping into Neutral when shifting from Reverse to Drive or Drive to Reverse. Replace the electronic shifter with a new shifter that has a production date of 6/2/17 or newer to resolve this condition.
20-BD-007H2020-04-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This bulletin describes the general guidelines to disinfect and protect vehicle interior surfaces using certain safe chemical products.
20-BE-001HG2020-02-03. Service bulletin. EQUIPMENT:ELECTRICAL. 1. This bulletin provides guidelines to inspect the USB, head unit, and multi-box for common connection conditions. 2. This bulletin presents guidelines to inspect for common Android Auto and Apple CarPlay connection conditions. 3. This bulletin provides physical differences between the USB 2.0 port and USB 3.0 port.
19-BE-017HG2019-12-16. Service bulletin. EQUIPMENT; VISIBILITY. Certain vehicles (listed below) equipped with the HomeLink5 (Two Way Communication) mirror may experience programming and operating difficulties with the home garage system. This bulletin provides information related to some of the possible symptoms.
19-GI-006H2019-11-06. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This bulletin provides instruction detailing the proper methodology for scanning and uploading captured GDS data files to the Techline Repository. Compliance with this bulletin ensures that the GDS data files are correctly transferred and matched with a Techline Case number.
Service Campaign2019-09-30. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. Genesis Motor America is conducting an Emissions Service Campaign to inspect, and if necessary, replace the oil cap on certain 2018MY G80 (DH) and G90 (HI) vehicles equipped with Lambda engines.
19-01-022HG2019-09-30. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE; EQUIPMENT. On certain 2018MY G80 (DH) and G90 (HI) vehicles equipped with Lambda engines, the factory installed engine oil filler cap may have the incorrect text for engine oil viscosity printed on top.
19-EM-002HG2019-09-30. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. In an effort to assist customers to keep track of their next vehicle maintenance interval, all 2017-2018MY Genesis vehicles are equipped with the Service Interval Reminder Feature. Follow the information outlined in this bulletin to enable and set the Service Interval Reminder Feature on the applicable models listed below.
19-EE-006HG2019-07-29. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information on performing battery maintenance for PDI and In-Stock vehicle inventory.
19-BE-007HG2019-05-20. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides information for the following: General key FOB information including smart key and card key. How to program smart key FOB and card key. How to program additional key FOB when applicable.
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.
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-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.

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