2021 GMC Yukon transmission control module — Door, power liftgate, (inside LH quarter panel) price snapshot
- Low
- $35
- Average
- $148
- High
- $264

Year & trim-specific price guide
A used 2021 GMC Yukon transmission control module (Door, power liftgate, (inside LH quarter panel)) costs $35 to $264, with a median asking price of $156. Based on 49 priced salvage yard listings across the US, updated Aug 28, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $35–$237 | 35 | |
| Grade BStandard used | $61–$264 | 14 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Median by grade
Median asking price by seller-reported condition grade · $35–$264 overall range
Trim-specific context
This pricing covers the Door, power liftgate, (inside LH quarter panel) variant of the 2021 GMC Yukon transmission control module, based on 49 priced listings. Its $156 median is 1% below the 2021 GMC Yukon transmission control module overall median of $157.
There are 22 other transmission control module variants available for the 2021 GMC Yukon.
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 49 priced salvage-yard listings, a used 2021 GMC Yukon transmission control module in the Door, power liftgate, (inside LH quarter panel) variant lists between $35 and $264, with a median asking price of $156.
The Door, power liftgate, (inside LH quarter panel) variant appears in model years 2021, 2023, 2024, 2025. Prices and availability may differ by year.