Service bulletins for the 2020 Hyundai Ioniq
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.
55 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
| 20-ST-001H-1 | 2020-09-03. Service bulletin. STEERING:COLUMN; ELECTRICAL SYSTEM; STEERING:AUTOMATED/ADAPTIVE STEERING:MOTOR/ACTUATOR. This bulletin provides information regarding replacement of the column-mounted Motor Driven Power Steering (MDPS) system as separate components. |
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| 20-BD-014H | 2020-08-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin provides information regarding condensation related to moisture accumulation in the headlamp, rear combination lamp, daytime running lamp (DRL), or fog lamp. The TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes, or during normal driving operation. |
| 20-SS-002H(1) | 2020-06-06. Service bulletin. WHEELS; TIRES. This bulletin provides information on tire maintenance best practices and procedures for dealers and customers to maximize tire life and performance. |
| 20-BD-007H-1 | 2020-06-06. Service bulletin. EQUIPMENT. This bulletin describes the general guidelines to help disinfect and protect vehicle exterior/interior surfaces using recommended safe chemical products. |
| 20-EE-001H | 2020-04-07. Service bulletin. ELECTRICAL SYSTEM. Electric Vehicle (EV) Battery Replacement Procedures. The following summarizes the procedure for EV battery replacement: |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.