# Service bulletin 23\-01\-037G

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.

- Type: Service bulletin
- NHTSA id: 10235568
- Published by NHTSA: 2023\-05\-04
- Manufacturer's number: 23\-01\-037G
- Manufacturer's date: 2023\-04\-25
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, GASOLINE

## NHTSA's summary

Certain 2017\-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboarding Refueling Vapor Recovery \(ORVR\) system. To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve \(CCV\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235568-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10235568-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Exhaust and emissions, Fuel system

## Vehicles listed

- 2017 to 2020 GENESIS G80

## Recalls for the same vehicles and component

- [2024158](/recalls/tc/2024158.md), 2024-03-08: Engine
- [24V191000](/recalls/nhtsa/24V191000.md), 2024-03-08: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
- [19V538000](/recalls/nhtsa/19V538000.md), 2019-07-19: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
- [2019350](/recalls/tc/2019350.md), 2019-07-17: Engine

## Other bulletins for the same vehicles and component

- [21\-FL\-003G](/bulletins/10253053.md), 2024-04-11, Service bulletin: FUEL SYSTEM, GASOLINE. This TSB provides consolidated diagnosis and repair information, currently in the shop manual, to address DTC U0109 / U010900 related to a communication error with the Fuel Pump Control Module \(FPCM\).
- [21\-01\-020G](/bulletins/10253015.md), 2024-04-11, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin provides information related to the ECM\(Engine Control Module\) software update for G80/G90 with 5.0L GDI engine equipped vehicles. This updates the software logic dealing with OBD communication test.
- [18\-01\-006\-G](/bulletins/10253012.md), 2024-04-11, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin provides information related to an ECM \(Engine Control Module\) software update for OBD \(On Board Diagnostics\) logic improvement. The Fuel System Readiness settings logic has been updated.
- [23\-01\-037HG](/bulletins/10238378.md), 2023-07-01, Service bulletin: ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Certain 2017\-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboard Refueling Vapor Recovery \(ORVR\) system. To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve \(CCV\).
- [23\-01\-037HG](/bulletins/10238375.md), 2023-07-01, Service bulletin: ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Certain 17\-18MY Genesis G80 \(DH\) vehicles may exceed evaporative emissions standards due to Onboard Refueling Vapor Recovery \(ORVR\) system. To correct this symptom, an auxiliary canister assembly between the canister and Canister Close Valve \(CCV\) will be installed.
- [23\-01\-037G](/bulletins/10235567.md), 2023-05-04, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, GASOLINE. Certain 2017\-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboard Refueling Vapor Recovery \(ORVR\) system. To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve \(CCV\).
- [23\-AT\-001G](/bulletins/10233543.md), 2023-04-04, Service bulletin: ENGINE AND ENGINE COOLING. 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.
- [21\-FL\-003HG](/bulletins/10200079.md), 2021-08-07, Service bulletin: FUEL SYSTEM, GASOLINE. This TSB provides consolidated diagnosis and repair information, currently in the shop manual, to address DTC U0109 / U010900 related to a communication error with the Fuel Pump Control Module \(FPCM\).
- [21\-EM\-006HG\(1\)](/bulletins/10191796.md), 2021-05-05, Service bulletin: ENGINE AND ENGINE COOLING. 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.
- [21\-EM\-004H](/bulletins/10190044.md), 2021-04-07, 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.

JSON: [/v1/bulletins/10235568](/v1/bulletins/10235568)

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