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Service bulletins for the 2023 Kia Niro

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.

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

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Bulletins, newest first
TSB_TRA1062023-03-06. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. TECHNICAL SERVICE BULLETIN: 6-SPEED DCT JUDGEMENT LOGIC IMPROVEMENT / GROUND BOLT TIGHTENING (P074A73) - This bulletin provides information to tighten both the clutch actuator and transmission control unit (TCU) grounding bolts then, upgrade the software logic of the 6-speed dual clutch transmission (DCT) on some 2023MY Niro P/HEV vehicles produced from June 14, 2022 through December 12, 2022, which may exhibit a poor shift quality concern and MIL "ON" with DTC P074A73 stored.
TSB_ELE280_R12023-02-02. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN" SERVICE ACTION: EV BATTERY COOLANT AIR BLEEDING PROCEDURE (SA522) - 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 to perform the "Battery EWP Operation Mode for Degassing and Circulation" (battery coolant air bleeding procedure) on the Battery Management System (BMS) for some 2023MY Niro EV (SG2 EV) vehicles produced from July 11, 2022 through November 20, 2022, which may have inadvertent air trapped inside of the coolant line due to BMS software logic error of the heater relay, which may generate an MIL 'ON' with DTC P1BA800 stored.
TSB_ELE272_R12023-02-02. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: CLUSTER LOGIC IMPROVEMENT FOR ADAS ALERT VOLUME CHANGE (SA517) - 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 procedure to update the software logic of the Cluster (CLU) system on some 2023MY vehicles to allow the Advanced Driver Assistance System (ADAS) default alert volume to be changed. Kia is requesting the completion of this Service Action on all affected vehicles in dealer stock, prior to delivery.
TSB_ELE2802023-02-02. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM):SOFTWARE; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: EV BATTERY COOLANT AIR BLEEDING PROCEDURE (SA522) - This bulletin provides information to perform the "Battery EWP Operation Mode for Degassing and Circulation" (battery coolant air bleeding procedure) on the Battery Management System (BMS) for some 2023MY Niro EV (SG2 EV) vehicles produced from July 11, 2022 through November 20, 2022, which may have inadvertent air trapped inside of the coolant line due to BMS software logic error of the heater relay, which may generate an MIL 'ON' with DTC P1BA800 stored.
TSB_ELE2722022-12-23. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: CLUSTER LOGIC IMPROVEMENT FOR ADAS ALERT VOLUME CHANGE (SA517) - This bulletin provides the procedure to update the software logic of the Cluster (CLU) system on some 2023MY vehicles to allow the Advanced Driver Assistance System (ADAS) default alert volume to be changed. Kia is requesting the completion of this Service Action on all affected vehicles in dealer stock, prior to delivery.
TSB_TRA046_R32022-12-06. Service bulletin. POWER TRAIN. TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced, refer to applicable vehicles in the chart starting on page 2.
TSB_BOD310_R12022-12-06. Service bulletin. STRUCTURE; EQUIPMENT. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: FRONT CARPET FLOOR MAT ANCHOR INSPECTION AND REPLACEMENT (SA509) - 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 to inspect and if necessary, replace the front carpet floor mat anchors on some 2023MY Niro (SG2 EV, P/HEV) vehicles produced from June 21, 2022 through September 21, 2022, which may have the incorrect 'ring type' floor mat anchors installed during assembly. Follow the procedure outlined in this publication to inspect the front carpet floor mat anchors and if necessary, replace the incorrect ‘ring type’ with the ‘hook type’ floor mat anchors required for U.S. specifications.
PS7372022-12-06. Service bulletin. ELECTRICAL SYSTEM. PITSTOP: DIGITAL KEY 2 TOUCH GUIDE - This Pitstop provides information on activating Digital Key 2 Touch for smartphone devices or card key, available on certain 2023MY Niro EV, PHEV, HEV (SG2 EV P/HEV) and Telluride (ON) vehicles. Using the Kia Access App, customers can activate Digital Key 2 Touch which allows them to use a compatible Apple® or Samsung® smartphone device as a key, eliminating the need to use their key fob. Users can simply touch the door handle with their smartphone or card key to unlock door(s) then place the phone onto the Wireless Phone Charging Pad to 'START' the vehicle. Digital keys from smartphone devices can also be shared remotely with family and friends while the owner controls the level of access to the vehicle.
TSB_BOD3102022-11-02. Service bulletin. STRUCTURE. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: FRONT CARPET FLOOR MAT ANCHOR INSPECTION AND REPLACEMENT (SA509) - This bulletin provides information to inspect and if necessary, replace the front carpet floor mat anchors on some 2023MY Niro (SG2 EV, P/HEV) vehicles produced from June 21, 2022 through September 21, 2022, which may have the incorrect 'ring type' floor mat anchors installed during assembly.
TSB_ELE209_R32022-08-18. Service bulletin. ELECTRICAL SYSTEM. TECHNICAL SERVICE BULLETIN: SERVICE REMINDER SETTING RESET PROCEDURE - This bulletin provides the procedure to turn OFF the service reminder lamp, at the first service interval reminder alert that will display on the instrument cluster. The KDS is required to change the setting from "Workshop" to "Customer Mode."
PS672_R12022-08-18. Service bulletin. ELECTRICAL SYSTEM; SEATS. PITSTOP: REAR OCCUPANT ALERT (ROA) W/REAR DOOR LOGIC - 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 Pitstop provides information regarding the Rear Occupant Alert (ROA) with Rear Door Logic system on all 21MY~ models equipped with this feature. This system is designed to help prevent a rear passenger from being left inside the vehicle when exiting. The "Check Rear Seats" message will display on the cluster when driver opens the front door, if during vehicle operation the rear doors (one or both) were opened and closed.
TSB_ENG2392022-07-02. Service bulletin. ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: DATA COLLECTION: EXTRACT CALIFORNIA EMISSIONS DATA FROM ECU (DC23) - 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. To facilitate collection of this data at the dealer level, KDS screenshots will allow the capture of relevant parameters.

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