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2020 Genesis G80 TSBs

38 Technical Service Bulletins across 12 categories

Engine

9 bulletins
11025476

This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...

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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 during normal driving operation.

10253026

If you are servicing a vehicle with a transmission slipping concern, follow the Service Procedure shown below and perform a stall test.

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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.

10253024

When servicing a vehicle with a Check Engine light and any of the DTCs listed below, follow the Service Procedure to...

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replace the related solenoid and E-module or park position switch.

10238384

When servicing an 8-speed automatic transmission vehicle with a Check Engine light and any of the DTCs listed below,...

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follow the Service Procedure and, if necessary, replace the E-module.

10238378

Certain 2017-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboard Refueling Vapor Recovery (ORVR) system.

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To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve (CCV).

10235568

Certain 2017-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboarding Refueling Vapor Recovery (ORVR) system.

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To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve (CCV).

10235567

Certain 2017-2020MY G80 vehicles may exceed evaporative emissions standards due to Onboard Refueling Vapor Recovery (ORVR) system.

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To correct this symptom, install an auxiliary canister assembly between the canister and Canister Close Valve (CCV).

10233543

When servicing a vehicle with a Check Engine light and any of the DTCs listed below, follow the Service Procedure to...

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replace the related solenoid and E-module or park position switch.

10190044

This bulletin provides the service procedure for engine connecting rod bearing clearance testing.

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Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required steps.

Other

8 bulletins
11017471

Certain Genesis vehicles may experience an inoperable horn from moisture or carbonization at the contact point.

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This bulletin provides a guide to inspect and replace the horns.

11009768

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.

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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.

10253046

Certain 2019-2020 G80 (DH) vehicles may have a condition where the seat backboard comes loose.

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This bulletin describes the procedure to replace the seat backboard clip.

10253036

The bulletin describes the procedure to measure and set propeller shaft angles to optimize driveline vibration...

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performance on certain 2019-2020MY 3.8L AWD G80 (DH) vehicles.

10253034

Some vehicles may experience seat noise and/or possible wobble movement from the seat bottom when the vehicle is turning.

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This bulletin describes the procedure to install an e-ring clip to the tilt pipe housing on the front seat.

10253033

Certain 2019-2020 G80 (DH) vehicles may have a condition where the seat backboard comes loose.

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This bulletin describes the procedure to replace the seat backboard clip.

10253029

Some vehicles may experience seat noise from seat bottom when vehicle is turning.

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This bulletin describes the procedure to install an e-ring clip to the tilt pipe housing on the front seat.

10253028

This bulletin describes the procedure to replace the seat backboard clip.

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Some vehicles may experience the seat backboard coming loose.

Body & Paint

5 bulletins
11019055

This bulletin provides repair information for the dark chrome trim when stains are present.

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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.

11013238

This procedure provides repair information for the dark chrome trim when stains are present.

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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.

10253049

Genesis applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships.

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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.

10253031

Certain vehicles (listed below) equipped with the HomeLink5 (Two Way Communication) mirror may experience programming...

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and operating difficulties with the home garage system. This bulletin provides information related to some of the possible symptoms.

10235566

Hyundai applies a Paint Protection Film (PPF) on new vehicles before delivery to dealerships.

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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.

Transmission

5 bulletins
10253048

This TSB provides a procedure to diagnose and repair a transmission for the following Incorrect Ratio DTC (transmission...

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clutch slipping more than 200 rpm in gear).

10253043

This bulletin provides a procedure to diagnose an 8-speed automatic transaxle with a harsh and/or delayed shift.

10253042

This bulletin provides a procedure to transfer oil pressure data to the TCU using GDS Mobile.

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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.

10253038

This bulletin provides a procedure to transfer oil pressure data to the TCU using GDS Mobile.

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This procedure is necessary to reduce the TCU learning time and improve the shift quality. Before replacing an automatic transmission (Pages 2~3): Input the data from the new transmission into the TCU using the GDS. Before replacing a TCU (Pages 4~6): Back up the oil pressure data from the old TCU into the GDS and then transfer the data to the new TCM.

10253025

This TSB provides a procedure to diagnose and repair a transaxle for the following Incorrect Ratio DTC (transaxle clutch...

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slipping more than 200 rpm in gear).

Electrical

2 bulletins
11038724

Some Genesis vehicles may be equipped with a parking distance warning (PDW) sensor(s) that may trigger various DTCs and...

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display warning messages on the instrument cluster, resulting in the PDW sensor(s) failing to detect nearby objects or triggering multiple false alarms. This condition may be a result of external damage to the PDW sensor membrane or sensor cover from rock chips or road debris, a collision, or previous vehicle repairs or modifications.

10253053

This TSB provides consolidated diagnosis and repair information, currently in the shop manual, to address DTC U0109 /...

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U010900 related to a communication error with the Fuel Pump Control Module (FPCM).

Lighting

2 bulletins
11038692

This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...

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combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly.

10230903

This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...

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combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly.

Air Bags & Safety

2 bulletins
11032523

The National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous...

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drivers-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 replacement using non-genuine parts. These dangerous inflators have ruptured during deployment, posing a serious risk of injury or death due to metal fragments entering the vehicle cabin. To date, Hyundai is aware of three people who have died while driving a Hyundai vehicle with one of these substandard replacement airbag inflators that deployed in what likely would have been a survivable crash. NHTSA has issued a public advisory urging vehicle owners and service professionals to have vehicles inspected if there is reason to believe that a non-genuine replacement airbag may have been installed. Vehicles with salvage or rebuilt titles, prior airbag deployments, or unknown repair histories may present a higher risk. NHTSA strongly cautions against self-inspection by vehicle owners and recommends inspection by trained technicians.

11032522

The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous,...

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counterfeit driverside 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 noncertified airbag replacements. These inflators are not approved for use, may rupture during deployment, and have caused serious injuries and fatalities. Please see attached announcement, provided by NHTSA, for more details.

Pre-Delivery & Maintenance

1 bulletin
11018581

Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Connected Car Services functions.

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This may be due to an irregular disconnection on Verizons communication network. Follow the procedure in this TSB to reestablish the connection by resetting the AVN unit.

Suspension

1 bulletin
11006825

This bulletin provides information to inspect and replace the front or rear wheel bearing hub assemblies for all Genesis vehicles.

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This procedure is applicable when noise (whirring, roaring, grinding, rumbling, etc.) is present which gets louder when driving with more speed.

Brakes

1 bulletin
10253032

This bulletin describes the procedure to inspect and if necessary repair brake pulsation on Genesis vehicles.

Infotainment

1 bulletin
10253013

This bulletin describes the procedure to install an Audio Video Navigation (AVN) software update which repairs a...

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condition in which the radio presets may reset during AVN start up.

Tires & Wheels

1 bulletin
10183960

This bulletin provides tire vibration service procedures, including how to optimize vehicle vibration performance.

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For all wheel/tire balance claims, the Tire Balance Data Sheet must be fully completed including imbalance and Road Force Variation (RFV) data. The Data Sheet can be found at the end of this bulletin.