Service bulletins for the 2023 Kia Rio
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.
19 on file from NHTSA, as of 2026-10-19.
By type
By component
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Only bulletins with component: Engine are shown. Show all
| TSB_ENG249 | 2023-11-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: ENGINE OIL RESET LIGHT LOGIC IMPROVEMENT (SA548) - This bulletin provides the procedure to update the software logic of the engine system on some 2023MY Rio (SC) vehicles produced from September 30, 2022 through August 31, 2023. After resetting the engine oil reset light in the affected vehicles, the light may reappear once the vehicle has been shut off and restarted. |
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| TSB_ENG239 | 2022-07-02. 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.