2021 GMC Sierra 1500 transmission control module — Body Control (BCM), (under steering wheel mounted) price snapshot
- Low
- $50
- Average
- $171
- High
- $272

Year & trim-specific price guide
A used 2021 GMC Sierra 1500 transmission control module (Body Control (BCM), (under steering wheel mounted)) costs $50 to $272, with a median asking price of $159. Based on 49 priced salvage yard listings across the US, updated Aug 24, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $50–$272 | 24 | |
| Grade BStandard used | $85–$272 | 23 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $60–$65 | 2 |
Median by grade
Median asking price by seller-reported condition grade · $50–$272 overall range
Trim-specific context
This pricing covers the Body Control (BCM), (under steering wheel mounted) variant of the 2021 GMC Sierra 1500 transmission control module, based on 49 priced listings. Its $159 median is 20% above the 2021 GMC Sierra 1500 transmission control module overall median of $133.
There are 32 other transmission control module variants available for the 2021 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 49 priced salvage-yard listings, a used 2021 GMC Sierra 1500 transmission control module in the Body Control (BCM), (under steering wheel mounted) variant lists between $50 and $272, with a median asking price of $159.
In our current dataset, the Body Control (BCM), (under steering wheel mounted) variant appears only for the 2021 model year.