2020 GMC Sierra 1500 transmission control module — Driver Assist, surround view, (RH cab back panel), ID 84680218 price snapshot
- Low
- $75
- Average
- $157
- High
- $305

Year & trim-specific price guide
A used 2020 GMC Sierra 1500 transmission control module (Driver Assist, surround view, (RH cab back panel), ID 84680218) costs $75 to $305, with a median asking price of $150. Based on 25 priced salvage yard listings across the US, updated Sep 3, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $75–$305 | 22 | |
| Grade BStandard used | $75–$99 | 2 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $150–$150 | 1 |
Median by grade
Median asking price by seller-reported condition grade · $75–$305 overall range
Trim-specific context
This pricing covers the Driver Assist, surround view, (RH cab back panel), ID 84680218 variant of the 2020 GMC Sierra 1500 transmission control module, based on 25 priced listings. Its $150 median is 19% below the 2020 GMC Sierra 1500 transmission control module overall median of $185.
There are 37 other transmission control module variants available for the 2020 GMC Sierra 1500.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same year, other trims
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Common questions
Based on 25 priced salvage-yard listings, a used 2020 GMC Sierra 1500 transmission control module in the Driver Assist, surround view, (RH cab back panel), ID 84680218 variant lists between $75 and $305, with a median asking price of $150.
In our current dataset, the Driver Assist, surround view, (RH cab back panel), ID 84680218 variant appears only for the 2020 model year.