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Service bulletins for the 2020 Kia Forte

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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
TSB_ENG2632026-08-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: MISFIRE CONCERN DUE TO OVERRUNNING ALTERNATOR DECOUPLER - This bulletin provides information to address unresolved misfire events on some 2020–2024MY Forte (BDm) produced from January 1, 2019 through September 30, 2024, and 2020–2022MY Soul (SK3) vehicles produced from November 1, 2018 through May 31, 2022 equipped with a Gamma 1.6L T‑GDI engine. In certain cases, misfire symptoms may persist after completing normal diagnostic procedures and replacing ignition‑related components (spark plugs, ignition coils, and fuel injectors). If misfire concerns remain after these repairs are performed, excessive torsional oscillation of the Overrunning Alternator Decoupler (OAD) pulley may be the contributing factor. This bulletin provides the procedure to replace the OAD pulley with the updated Overrunning Alternator Pulley (OAP) kit and associated damper components.
TSB_ENG222_R82025-04-18. Service bulletin. ENGINE. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2024MY vehicles (refer to the table on pages 9 and 10 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG222_R72025-03-04. Service bulletin. ENGINE. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2024MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG2432023-07-05. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. TECHNICAL SERVICE BULLETIN: LOOSE CRANKSHAFT PULLEY PARTIAL REPAIR - This bulletin provides information regarding a loose crankshaft pulley condition on certain 2020-2023MY Forte (BDm) vehicles equipped with a 1.6L T-GDI and 6-speed manual transmission, produced from May 15, 2019 through present, where excessive engine loads may cause the crankshaft pulley bolt to back out, causing the crankshaft pulley to come loose. If this condition occurs, a loose crankshaft pulley may cause the alignment dowel pin to shear and the crankshaft pulley to separate from the crankshaft.
TSB_ENG219_R12022-09-30. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: MAINTENANCE REMINDER FEATURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area.This bulletin provides information on setting the "Service Interval Reminder" feature available on most 2014-2023MY Kia vehicles (refer to model list on page 2). If the service interval reminder is set, the customer will be informed to have the next maintenance service performed, which can positively affect vehicle longevity and performance. Refer to TSB ENG241 for 2023MY~ vehicles equipped with the Oil Life Management System (OLMS) feature not included in table on page 2.
TSB_ENG222_R62022-03-31. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG222_R52022-01-20. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG222_R42021-12-23. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2021MY vehicles (refer to the tables on pages 8-9 for applicable models and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG222_R32021-09-10. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information on diagnosing and/or repairing some 2011-2019MY vehicles (refer to table below for applicable model and engine), which may exhibit a symptom of excessive oil consumption.
TSB_ENG213_R12021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC20). This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. - This bulletin provides information related to extracting “in use performance tracking” emissions data from the Engine Control Unit (ECU) of certain vehicles sold in California. The California Air Resources Board (CARB) requires the emissions data from vehicles with a minimum of 3,000 accumulated miles without reprogramming or resetting.
SC199_POC2021-01-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; POWER TRAIN. SC199_POC - Proof of Completion Card
SC199_DPSM2021-01-06. Service bulletin. EQUIPMENT; ENGINE; POWER TRAIN. SC199 - Dealer Parts and Service Manager Notice: Notification to Dealer Parts and Service Managers advising them of a Voluntary Emissions Service Campaign to improve the Transmission Control Module (TCM) logic and, if necessary, replace the Intelligent Variable Transmission (IVT) on some 2019-2020 Forte; 2020-2021 Soul, and 2021 Seltos vehicles.
TSB_ELE200_CLSD2021-01-06. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). TSB_ELE200_CLOSED: Technical Service Bulletin superseded by SC199_TSB
TSB_CHA084_R62020-12-02. Service bulletin. ENGINE AND ENGINE COOLING; STEERING; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C-MDPS MOTOR, ECU, WORM GEAR AND/OR STEERING COLUMN HOUSING - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding the partial repair of the Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU), Worm Gear Assembly or Steering Column Housing on some 2010MY~ Kia models listed on page 8, equipped with a Column Motor Driven Power Steering (C-MDPS) unit.
TSB_CHA084_R52020-12-02. Service bulletin. STEERING; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C-MDPS MOTOR, ECU, WORM GEAR AND/OR STEERING COLUMN HOUSING - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding the partial repair of the Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU), Worm Gear Assembly or Steering Column Housing on some 2010MY~ Kia models listed on page 8, equipped with a Column Motor Driven Power Steering (C-MDPS) unit.
TSB_FUE0472020-09-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE. TECHNICAL SERVICE BULLETIN NU 2.0L MPI MIL ON DTC P010100 AND/OR P010600 AND/OR P006800 LOGIC IMPROVEMENT - This bulletin provides the procedure to improve the logic of the Engine Control Module (ECM) software and clean the Electronic Throttle Control (ETC) on some 2019-2020MY Forte (BDm) vehicles equipped with NU 2.0L MPI Atkinson engine, which may exhibit a MIL with DTC P0101, and/or P0106 and/or P0068.
TSB_ENG2192020-08-04. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: MAINTENANCE REMINDER FEATURE - This bulletin provides information on setting the "Service Interval Reminder" feature available on most Kia vehicles. If the service interval reminder is set, the customer will be informed to have the next maintenance service performed, which can positively affect vehicle longevity and performance.
TSB_ENG2172020-08-04. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: MAINTENANCE REMINDER FEATURE
TSB_FUE0452020-05-05. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: GAMMA 1.6L-T GDI ULEV MIL ON DTC P0128 AND/OR DTC P0300~304 JUDGEMENT LOGIC IMPROVEMENT (SA419) - This bulletin provides the procedure to improve the logic of the Engine Control Unit (ECU) on some 2019-2020 Forte GT (BDm) vehicles equipped with Gamma 1.6L-T GDI ULEV engines, produced from February 15, 2019 through March 11, 2020, which may exhibit check engine lamp with misfire and/or cooling system related DTCs outlined in the table below.
TSB_ENG2132020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC20) - This bulletin provides information related to extracting "in use performance tracking" emissions data from the Engine Control Unit (ECU) of certain vehicles sold in California. The California Air Resources Board (CARB) requires the emissions data from vehicles with a minimum of 3,000 accumulated miles without reprogramming or resetting.
TSBCHA084_R42019-12-09. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; STEERING. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR OF C-MDPS MOTOR, ECU AND/OR STEERING COLUMN HOUSING - This bulletin has been revised to include additional information.This bulletin provides information regarding the partial repair of the Motor Driven Power Steering (MDPS) Motor, Electronic Control Unit (ECU) or Steering Column Housing on some 2010MY~ Kia models listed on page 5 equipped with a Column Motor Driven Power Steering (C-MDPS) unit. Follow the MDPS Flowchart (page 2) along with the MDPS DTC Table (page 3) procedure outlined in this bulletin before replacing the C-MDPS Motor, ECU or Steering Column Housing.

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