2020 Hyundai Sonata transmission control module — Seat, (front seat heater, under RH seat), US built, ID 88B70L0020 price snapshot
- Low
- $61
- Average
- $118
- High
- $269

Year & trim-specific price guide
A used 2020 Hyundai Sonata transmission control module (Seat, (front seat heater, under RH seat), US built, ID 88B70L0020) costs $61 to $269, with a median asking price of $102. Based on 23 priced salvage yard listings across the US, updated Aug 27, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $61–$269 | 10 | |
| Grade BStandard used | $85–$103 | 13 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Median by grade
Median asking price by seller-reported condition grade · $61–$269 overall range
Trim-specific context
This pricing covers the Seat, (front seat heater, under RH seat), US built, ID 88B70L0020 variant of the 2020 Hyundai Sonata transmission control module, based on 23 priced listings. Its $102 median is 29% below the 2020 Hyundai Sonata transmission control module overall median of $143.
There are 36 other transmission control module variants available for the 2020 Hyundai Sonata.
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
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Common questions
Based on 23 priced salvage-yard listings, a used 2020 Hyundai Sonata transmission control module in the Seat, (front seat heater, under RH seat), US built, ID 88B70L0020 variant lists between $61 and $269, with a median asking price of $102.
The Seat, (front seat heater, under RH seat), US built, ID 88B70L0020 variant appears in model years 2020, 2021, 2022. Prices and availability may differ by year.