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Service bulletins for the 2018 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: Equipment and accessories are shown. Show all

Bulletins, newest first
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.
SC203_POC2021-11-02. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. SC203_POC: PROOF OF CORRECTION CARD
SC203_STKR2021-11-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:LABELS; FUEL SYSTEM, GASOLINE. SC203_STKR: VOLUNTARY EMISSIONS SERVICE CAMPAIGN COMPLETION STICKER
SC203_TSB2021-11-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT; FUEL SYSTEM, GASOLINE. VOLUNTARY EMISSIONS SERVICE CAMPAIGN: ECM UPDATE FOR OBD LOGIC IMPROVEMENT (SC203) - This bulletin provides the procedure to improve the logic of the Engine Control Module (ECM) on some 2017-2018MY Forte (YDm) vehicles equipped with the NU 2.0L MPI engine, produced from May 27, 2016 through June 27, 2018. While this issue has no effect on the drivability of the vehicle, nor does it release any air pollutants, the vehicle may fail a SMOG check and/or may not illuminate the Malfunction Indicator Light (MIL) for certain fuel system failures. In order to improve On-Board Diagnostics (OBD) logic, apply the improved software logic to the Engine system using the KDS ECU Upgrade function as described in this bulletin.
PS6752020-09-03. Service bulletin. EQUIPMENT; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER. PITSTOP - BRAKE CALIPER LEAK INSPECTION - This PITSTOP provides information related to a brake caliper fluid/oil substance found on some Kia vehicles, due to possible excess assembly oil applied during assembly.
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.
TSBELE1592019-04-30. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM; EQUIPMENT. TSB: STEERING WHEEL MOUNTED AUDIO CONTROL MALFUNCTION - This bulletin provides the procedure to inspect and, if necessary, replace the clock spring assembly on some 2014-2018MY Forte (YD/YDm) vehicles, produced from February 20, 2013 through June 30, 2018, which may experience intermittent malfunctioning steering wheel audio controls due to a clock spring connector pin deformation, with no related DTCs for this concern. Note: this does not impair the clock spring airbag function. Follow the procedure in this bulletin to inspect the clock spring female connector and, if necessary, replace the clock spring assembly.
TSBCLI0442019-04-06. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TSB: SERVICE ACTION: A/C REFRIGERANT OVERFILL (SA372) - This bulletin provides the procedure to recover and recharge the air conditioning system on certain 2019MY Niro Hybrid (DE HEV) and Niro Plug-in Hybrid (DE PHEV) vehicles, produced from July 9, 2018 through December 21, 2018, which may experience poor air conditioning performance due to a possible overfill of refrigerant. Follow the procedure in this bulletin to recover and recharge the air conditioning system with the proper amount. Kia is requesting the completion of this Service Action on all affected vehicles including dealer stock, prior to delivery.
PS067_R12018-11-13. Service bulletin. ENGINE; EQUIPMENT. PITSTOP: CYLINDER HEAD STEEL BALL INSPECTION AND INSTALLATION - This Pitstop provides information regarding the inspection and installation of the steel sealing ball on: * 3.3L & 3.8L Lambda engines for 2007-2008MY Sorento (BL), * 2.0L Nu engines for 2010-2019MY Soul (AM, PS), and * 1.8L & 2.0L Nu engines for 2010-2018MY Forte (TD, YD/YDm), 2019MY~ Forte (BDm). When replacing the cylinder heads on these engines, inspect the lubrication ports for installation of the steel sealing balls. Current replacement cylinder heads may not be equipped with the required steel balls. Identify and locate the nine (9) lubricant passages on 3.3L and 3.8L engines and three (3) on 1.8L and 2.0L engines and verify a steel ball is installed in each.
PS5642018-06-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. PITSTOP - CLOCK CONCERNS ON UVO eSERVICES (UVO 3.0) - This Pitstop contains information regarding possible concerns with the clock on UVO eServices (UVO 3.0) head units installed on 2017-2018MY vehicles.
TSBBOD1772017-11-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. TSB - ANTENNA POLE LOCATION DURING TRANSPORT - This bulletin provides information regarding the shipping location of the antenna pole in all 2018MY Forte (YDm) 5 Door SX and all 2018MY Rio (SC) vehicles at delivery to dealers and Transportation claims related to the antenna pole.
PS5122017-08-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. PITSTOP: QUICK START GUIDE (QSG) DISCOLORATION - Some 2017-2018MY Forte (YDm) vehicles may experience some fading/discoloring (yellowing) of the Quick Start Guide (QSG) installed prior to delivery to your dealer. In the event you encounter this issue, a replacement QSG can be ordered and shipped to your dealer in maximum quantities of five (5) per order, at no charge. Overnight shipping is available at an additional charge to the dealer. When placing your order, reference the part number (A) listed on the back of QSG.

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