2021 Hyundai Elantra transmission control module — Seat, heat control price snapshot
- Low
- $50
- Average
- $84
- High
- $189

Year & trim-specific price guide
A used 2021 Hyundai Elantra transmission control module (Seat, heat control) costs $50 to $189, with a median asking price of $81. Based on 48 priced salvage yard listings across the US, updated Aug 31, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $71–$120 | 23 | |
| Grade BStandard used | $71–$189 | 21 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $50–$70 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $50–$189 overall range
Trim-specific context
This pricing covers the Seat, heat control variant of the 2021 Hyundai Elantra transmission control module, based on 48 priced listings. Its $81 median is 32% below the 2021 Hyundai Elantra transmission control module overall median of $120.
There are 25 other transmission control module variants available for the 2021 Hyundai Elantra.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Same year, other trims
Back to full guide
Common questions
Based on 48 priced salvage-yard listings, a used 2021 Hyundai Elantra transmission control module in the Seat, heat control variant lists between $50 and $189, with a median asking price of $81.
The Seat, heat control variant appears in model years 2021, 2023. Prices and availability may differ by year.