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Service bulletins for the 2018 Kia Soul

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.

115 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
CS2306L_OWNRPS22023-08-24. Service bulletin. STEERING; EQUIPMENT. CUSTOMER SATISFACTION CAMPAIGN: OWNER RE-NOTIFICATION - This document is the owner re-notification advising that Kia is now making steering wheel lock devices available directly to certain Kia vehicle owners. These devices can help deter a theft attempt. We are making this device available to customers free of charge and will ship it directly to customers who place orders within eighteen (18) months from the date of this letter.
CS2306L_OWNRPS2023-05-30. Service bulletin. EQUIPMENT. CUSTOMER SATISFACTION CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia is now making steering wheel lock devices available directly to certain Kia vehicle owners. These devices can help deter a theft attempt. We are making this device available to customers free of charge and will ship it directly to customers who place orders within eighteen (18) months from the date of this letter.
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_ELE231_R32021-12-23. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; FORWARD COLLISION AVOIDANCE; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM; LANE DEPARTURE. TECHNICAL SERVICE BULLETIN: FRONT VIEW CAMERA REPLACEMENT FOR DTC C160449 & C160649 - 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 the inspection and replacement of the front camera on some vehicles. Due to an internal control chip concern inside the camera, the vehicle may exhibit a Forward Collision Avoidance Assist Warning Lamp (A) and/or Master Warning Lamp (B) with C160449 and/or C160649 codes. Certain systems may become temporarily disabled during occurrences: Smart Cruise Control (SCC), Lane Keep Assistance (LKA), Lane Departure Warning (LDW), Forward Collision-Avoidance Assist (FCA), Forward Collision Warning (FCW) and/or Driver Attention Warning (DAW).
PI2107_TSB_R12021-12-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING. PRODUCT IMPROVEMENT CAMPAIGN: NU 2.0L GDI - KNOCK SENSOR DETECTION SYSTEM (KSDS) ECU LOGIC IMPROVEMENT (PI2107) - 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 a software update to the Engine Control Unit (ECU) to install the Knock Sensor Detection System (KSDS), in order to protect the engine from excessive connecting rod bearing damage. This update is for certain 2017-2019MY Soul (PS) vehicles equipped with Nu 2.0L GDI engines, produced from July 29, 2016 through December 21, 2018.
PI2107_TSB2021-12-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING. PRODUCT IMPROVEMENT CAMPAIGN: NU 2.0L GDI - KNOCK SENSOR DETECTION SYSTEM (KSDS) ECU LOGIC IMPROVEMENT (PI2107) - This bulletin provides information related to a software update to the Engine Control Unit (ECU) to install the Knock Sensor Detection System (KSDS), in order to protect the engine from excessive connecting rod bearing damage. This update is for certain 2017-2019MY Soul (PS) vehicles equipped with Nu 2.0L GDI engines, produced from July 29, 2016 through December 21, 2018.
PI2107_QA2021-12-01. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. PRODUCT IMPROVEMENT CAMPAIGN: QUESTION AND ANSWER - This document is the Question and Answer Guide containing the most frequently asked questions regarding the Product Improvement Campaign (PI2107).
PI2107_OWNR2021-12-01. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING; EQUIPMENT. PRODUCT IMPROVEMENT CAMPAIGN: OWNER NOTIFICATION - This document is the owner notification advising that Kia is conducting a Product Improvement Campaign to perform a software update on 2017-2019 MY Kia Soul vehicles equipped with 2.0-liter Nu GDI engines to protect the engine from excessive connecting rod bearing damage. The update will be done free of charge and will only involve the addition of newly developed computer software for the Engine Control Unit ("ECU") (PI2107).
PI2107_DPSM2021-12-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE AND ENGINE COOLING. PRODUCT IMPROVEMENT CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO - This document is the announcement to the dealer Parts and Service Managers that Kia is conducting a Product Improvement Campaign to perform a software update to the Engine Control Unit (ECU) to protect the engine from excessive connecting rod bearing damage on 2017-2019 MY Kia Soul vehicles equipped with 2.0-liter Nu GDI engines, manufactured from July 29, 2016 through December 21, 2018 (PI2107).
TSB_ELE231_R22021-09-03. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL; LANE DEPARTURE; FORWARD COLLISION AVOIDANCE; EQUIPMENT ADAPTIVE/MOBILITY. TECHNICAL SERVICE BULLETIN: FRONT VIEW CAMERA REPLACEMENT FOR DTC C160449 & C160649 - 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 the inspection and replacement of the front camera on some vehicles. Due to an internal control chip concern inside the camera, the vehicle may exhibit a Forward Collision Avoidance Assist Warning Lamp (A) and/or Master Warning Lamp (B) with C160449 and/or C160649 codes. Certain systems may become temporarily disabled during occurrences: Smart Cruise Control (SCC), Lane Keep Assistance (LKA), Lane Departure Warning (LDW), Forward Collision-Avoidance Assist (FCA), Forward Collision Warning (FCW) and/or Driver Attention Warning (DAW).
TSB_ENG222_R12021-02-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA 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.
SC190_TSB2020-12-02. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: 1.6L T-GDI AUXILIARY CANISTER INSTALLATION (SC190) - This bulletin provides the procedure on the installation of an add-on auxiliary canister on some 2017-2019MY Soul (PS) vehicles equipped with the 1.6L T-GDI engine, produced from July 25, 2016 through December 12, 2018.
SC190_Sticker2020-12-02. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT:OTHER:LABELS; ENGINE AND ENGINE COOLING. SC190_STICKER - This document is the Completion Sticker that will get affixed under the hood of vehicles requiring certification that the campaign has been completed.
TSB_CHA098_R32020-09-03. Service bulletin. EQUIPMENT; SERVICE BRAKES, HYDRAULIC:FLUID. TECHNICAL SERVICE BULLETIN: IBAU SYSTEM REPAIR FOR NOISE AND AIR BLEEDING - 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 the repair procedure for the Integrated Brake Actuation Unit (iBAU) system on some 2014-2019MY EV/Hybrid/Plug-In Hybrid vehicles listed (see table), which may exhibit a "honking" (Hissing) noise due to air remaining in the brake fluid system.
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.
EngOil_OWNR2020-08-03. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Communication to Kia Owners - IMPORTANT REMINDER OF ENGINE MAINTENANCE REQUIREMENTS FOR ENGINE LONGEVITY - Kia Motors America, Inc. is sending this notice to remind you in detail of the oil and oil filter maintenance requirements provided in your Owner's Manual which are critical to your engine's health. The purpose of sharing this information is to help you protect the investment you have in your vehicle's engine, to maximize its durability, and to avoid issues associated with insufficient or improper vehicle maintenance.
TSB_CLI0492020-07-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT:APPLIANCE:AIR CONDITIONER. TECHNICAL SERVICE BULLETIN: PARTIAL REPAIR - ELECTRICAL A/C COMPRESSOR - This bulletin provides information regarding partial repair of the Air Conditioning (A/C) compressor assembly on some 2011MY~ Optima (TF HEV, JF HEV/PHEV/EV), Soul (PS EV) and Niro (DE HEV/PHEV/EV) vehicles.
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.
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.
PS462_R32018-03-13. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. PITSTOP - BASE AUDIO SYSTEM (AUDIO 4.0 A/B) WITH SIRI EYES FREE VOICE RECOGNITION - This bulletin has been revised to include additional information. This Pitstop provides information regarding the functionality on the latest generation Base Audio System (designated Audio 4.0) that has been applied on some 2017-2018MY Soul (PS) and Sedona (YP) vehicles.

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