2020 GMC Sierra 1500 transmission control module — Temperature, (RH under dash), ID 84569255 price snapshot
- Low
- $30
- Average
- $109
- High
- $192

Year & trim-specific price guide
A used 2020 GMC Sierra 1500 transmission control module (Temperature, (RH under dash), ID 84569255) costs $30 to $192, with a median asking price of $109. Based on 42 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 | $30–$192 | 24 | |
| Grade BStandard used | $35–$117 | 7 | |
| Grade CVisible wear | $35–$35 | 1 | |
| Grade XUngraded | $75–$170 | 10 |
Median by grade
Median asking price by seller-reported condition grade · $30–$192 overall range
Trim-specific context
This pricing covers the Temperature, (RH under dash), ID 84569255 variant of the 2020 GMC Sierra 1500 transmission control module, based on 42 priced listings. Its $109 median is 41% 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 42 priced salvage-yard listings, a used 2020 GMC Sierra 1500 transmission control module in the Temperature, (RH under dash), ID 84569255 variant lists between $30 and $192, with a median asking price of $109.
In our current dataset, the Temperature, (RH under dash), ID 84569255 variant appears only for the 2020 model year.