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2020 Hyundai Accent TSBs

65 Technical Service Bulletins across 10 categories

Engine

28 bulletins
11027035

Upon customer's request ONLY, the Technical Service Bulletin (TSB) 25-01-089H provides the service procedure for...

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installation of a key cylinder reinforcement protector assembly and two anti-theft decals on the front windows. This repair procedure is being provided in addition to the previous Anti-Theft software provided under Service Campaign 993 (TSB 24-01-009H-1).

11027034

In addition to the Anti-Theft software provided under Service Campaign 993 (TSB 24-01-009H-1), a zinc reinforced...

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ignition cylinder protector hardware upgrade is being made available to customers upon request. This supplemental security measure is to be installed at the ignition switch location and provides additional protection against the social media theft method. Vehicles not equipped with an immobilizer during production at the factory are eligible. The repair procedure shall be performed and claimed upon customer request only. Any future repairs to these vehicles in which an installed ignition cylinder protector impacts required parts and/or labor, shall be covered by HMA. Please see TSB 25-01-089H for details.

11027033

This bulletin provides the service procedure for installation of a key cylinder reinforcement protector assembly and two...

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anti-theft decals on the front windows.

11026704

In response to this trend, we engineered a software upgrade that addresses the social media theft method and made it...

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available to owners of eligible models free of charge at authorized Hyundai dealers since early 2023. In addition to the anti-theft software, weve developed a new zinc-reinforced ignition cylinder protector hardware upgrade that can be installed at the ignition cylinder location to provide additional protection against the social media theft method. Because your Hyundai vehicle with the VIN listed above (Subject Vehicle) was not factory-equipped with an engine immobilizer and was previously eligible for the software upgrade, you are now eligible until March 31, 2027 to have the ignition cylinder protector installed if you request it at no cost to you through an authorized Hyundai dealership.

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.

11000788

A class settlement against Hyundai Motor America (HMA) that had alleged that certain 2011 2022 model year Hyundai...

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vehicles that were not equipped with an engine immobilizer (called the Class Vehicles) contain design flaws, including the failure to manufacture the Class Vehicles with an anti-theft device called an engine immobilizer, that make them susceptible to theft and damage. Class Vehicles manufactured without an engine immobilizer have traditional turn-key-to-start ignition systems.

11000314

A class settlement against Hyundai Motor America (HMA) that had alleged that certain 2011 2022 model year Hyundai...

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vehicles that were not equipped with an engine immobilizer (called the Class Vehicles) contain design flaws, including the failure to manufacture the Class Vehicles with an anti-theft device called an engine immobilizer, that make them susceptible to theft and damage. Class Vehicles manufactured without an engine immobilizer have traditional turn-key-to-start ignition systems.

10251282

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), and anti-theft ignition cylinder protector campaign (Campaign 9A5) in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. Campaign 9A8 has also been released to provide a revised software update to certain 2018 model year Elantra vehicles. For certain vehicles that cannot be upgraded with the software under Campaign 993, Hyundai is offering customers an anti-theft ignition cylinder protector to be installed on their vehicle. This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock anti-theft solutions available from HMA through Hyundai dealerships.

10251275

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), and anti-theft ignition cylinder protector campaign (Campaign 9A5) in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be upgraded with the software (Campaign 993), Hyundai is offering customers an anti-theft ignition cylinder protector to be installed on their vehicle. This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock anti-theft solutions available from HMA through Hyundai dealers.

10249707

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), and anti-theft ignition cylinder protector campaign (Campaign 9A5) in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be upgraded with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32). This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock ant-theft solutions available from HMA through Hyundai dealers.

10247611

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), and anti-theft ignition cylinder protector campaign (Campaign 9A5) in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be upgraded with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32). This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock ant-theft solutions available from HMA through Hyundai dealers.

10247189

This bulletin provides important checkpoint guidelines when performing engine oil and filter change services.

10245578

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be updated with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32). This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock ant-theft solutions available from HMA through Hyundai dealers.

10244992

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be updated with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32). This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock ant-theft solutions available from HMA through Hyundai dealers.

10241878

Certain vehicles equipped with the Intelligent Variable Transmission (IVT) may experience a check engine light or...

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malfunction indicator light due to Diagnostic Trouble Codes (DTC) listed below. This bulletin provides information on replacing the oil pressure sensor to remedy these DTCs, rather than replacing the entire IVT assembly.

10241874

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be updated with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32). This Dealer Best Practices Guide provides information to assist dealership personnel with customer questions relating to the immobilizer software upgrade, window decals and steering wheel lock ant-theft solutions available from HMA through Hyundai dealers.

10240081

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993), combined with an...

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anti-theft steering wheel lock campaign (Campaign P32), in response to an increase in thefts of certain 2011-2022MY Hyundai vehicles not equipped with engine immobilizers targeted through social media. For certain vehicles that cannot be updated with the software (Campaign 993), Hyundai is offering customers steering wheel locks at the dealer (Campaign P32).

10235555

Hyundai has launched an anti-theft software upgrade and window decal campaign (Campaign 993) in response to an increase...

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in thefts of certain Hyundai vehicles not equipped with engine immobilizers targeted through social media. In November 2021, engine immobilizers became standard on all Hyundai vehicles produced.

10230904

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.

10217258

Effective June 2, 2008, Federal Motor Vehicle Safety Standard 110 (FMVSS 110) established a threshold for correcting...

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load carrying capacity information indicated on tire placards when vehicle weight has been increased before retail sale. This limit is the lesser of 1.5% of GVWR or 100 pounds. If the total added weight exceeds the lesser of the limit, a label must be added to the driver-side B-pillar within 25mm (1 inch) of the original tire placard.

10217251

Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake...

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system accordingly during engine short block or sub-assembly replacement.

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.

10180981

This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system...

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as separate components.

10179244

This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system...

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as separate components.

10178175

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

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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.

10173549

If you are servicing an applicable vehicle with a (Check Engine Light on) and one or more of the DTC listed below,...

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follow the repair procedure and replace the input/output speed sensor and oil pressure harness.

10170896

This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system...

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as separate components.

10170511

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.

Electrical

11 bulletins
10251276

This bulletin provides the service procedure to: 1) Upgrade the IBU/BCM (Integrated Body Control Unit/Body Control...

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Module) to revise the OEM Hyundai burglar alarm system operation and ignition start logic and 2) Install two anti-theft decals for the front windows. Additional decals may also be installed in the rear windows at customers discretion.

10245579

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10241849

Some models from service campaign 993 (IBU/BCM Software Update and Decals Application) equipped with the Hyundai OEM...

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remote start system may exhibit the horn honking when remote starting the vehicle after receiving the software update. This bulletin provides the procedure to update the remote start module to eliminate the horn honking during remote start operation.

10240080

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10238353

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10237189

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10235556

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10235341

Certain Hyundai vehicles may not be equipped with an immobilizer.

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This bulletin provides the service procedure to update the IBU/BCM (Integrated Body Control Unit/Body Control Module), to revise the OEM Hyundai burglar alarm system operation and ignition start logic, and installation of two anti-theft decals for the front windows.

10203275

If a vehicle arrives at the dealership with the symptoms below, follow the procedures outlined in this bulletin to...

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ensure that the shipping fuse is completely seated in the junction box. TPMS Lamp ON Trunk Open Warning Lamp ON while trunk is closed Master Warning Mode Lamp ON Interior lights inoperative Audio system inoperative

10174808

This bulletin provides information on identifying dealer stock vehicles with either: A Battery SOC alert - low Battery...

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State of Charge (SOC) at or below 50%. A 30 Day alert - vehicle has not started and reported an SOC in 30 days.

10173545

This bulletin describes the mandatory procedure to submit battery test data electronically for battery warranty claims...

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by running the GDS Battery Claim App. The App must be run right after an incident battery is removed from the vehicle or after a battery charge is completed which qualifies for a warranty. It must be run at any time between RO open and close dates.

Transmission

7 bulletins
10251291

Certain 2020-2021MY Accent (HC) vehicles may experience an illuminated warning light due to the following Diagnostic...

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Trouble Codes (DTC) listed below: TCU DTC Codes: P0730, P0731, P0741, P0867, P1603 Follow the procedure in TSB 24-01-018H (or latest version) to perform the TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition.

10251290

Certain Accent (HC) vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC) listed below.

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Perform the TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition.

10251288

Certain 2020-2021MY Accent (HC) vehicles may experience an illuminated warning light due to the following Diagnostic...

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Trouble Codes (DTC) listed below: TCU DTC Codes: P0730, P0731, P0741, P0867, P1603 Follow the procedure in TSB 24-01-018H (or latest version) to perform the TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition.

10202181

Certain 20-21MY Accent (HC) vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC) listed below.

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Perform the TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition.

10196456

Certain 20-21MY Accent (HC) vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC) listed below.

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Perform the TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition.

10174807

The automatic transmission warranty repair policy authorizes in-dealership repairs of the following components for both...

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OEM (new) and remanufactured automatic transmissions:

10170899

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).

Body & Paint

4 bulletins
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.

10196571

The trunk latch base can be ordered separately from the trunk latch assembly.

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This bulletin describes the procedure to replace the trunk latch base.

10183959

The trunk latch base can be ordered separately from the trunk latch assembly.

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This bulletin describes the procedure to replace the trunk latch base.

10176197

The trunk latch base can be ordered separately from the trunk latch assembly.

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This bulletin describes the procedure to replace the trunk latch base.

Other

4 bulletins
10182304

This bulletin provides information and procedures for collecting OBD In Use Monitor Performance Ratio (IUMPR) data on...

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certain 2019-2021MY vehicles at California dealers. This reporting is mandated by CARB (California Air Resources Board).

10176178

This bulletin describes the general guidelines to help disinfect and protect vehicle exterior/interior surfaces using...

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recommended safe chemical products.

10173546

This bulletin describes the general guidelines to disinfect and protect vehicle interior surfaces using certain safe...

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chemical products.

10170512

This bulletin provides information and procedures for collecting OBD ?In Use Monitor Performance Ratio? (IUMPR) data on...

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certain 2019-2020MY vehicles at California dealers. This reporting is mandated by CARB (California Air Resources Board). Data is no longer submitted to Hyundai by datasheet and dealer email. Data is sent electronically by GDS when the procedure of this bulletin is followed.

Infotainment

3 bulletins
10189991

When using Wireless CarPlay, the system may intermittently auto disconnect.

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When Wireless CarPlay is disconnected, a pop up message Phone Not Responding. Please reconnect it and try again will appear on the radio screen.

10185443

When using Wireless CarPlay, the system may intermittently auto disconnect.

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When Wireless CarPlay is disconnected, a pop up message Phone Not Responding. Please reconnect it and try again will appear on the radio screen.

10170883

This bulletin provides guidelines to inspect the USB, head unit, and multi-box for common connection conditions.

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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.

Tires & Wheels

3 bulletins
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.

10176182

This bulletin provides information on tire maintenance best practices and procedures for dealers and customers to...

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maximize tire life and performance.

10172142

This bulletin describes the requirements for all wheel alignment and/or vehicle tracking claims and best practices when...

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diagnosing and conducting alignment-related repairs for all models and model years.

Pre-Delivery & Maintenance

2 bulletins
11018575

Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink Service 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 via the AVN pinhole reset method.

10189989

This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.

Brakes

2 bulletins
10190038

This bulletin provides best practice recommendations when performing brake service procedures.

10183963

This bulletin describes the procedure to inspect and identify fluid which may appear around the brake caliper area.

Suspension

1 bulletin
10251285

This bulletin contains information about the proper removal of the windshield wiper blade protective cover on all models.

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If the protective cover is not removed correctly, there is a possibility of the rubber insert and rail spring becoming partially separated on the inner side of the wiper blade, which could lead to poor wiping performance and/or possible scratching of the windshield glass. Follow the procedure in this bulletin to properly remove the windshield wiper blade protective cover on all new wiper blades.