2023 GMC Sierra 1500 transmission control module — Towing Control, (behind LH bumper), tow package price snapshot
- Low
- $40
- Average
- $137
- High
- $271

Year & trim-specific price guide
A used 2023 GMC Sierra 1500 transmission control module (Towing Control, (behind LH bumper), tow package) costs $40 to $271, with a median asking price of $149. Based on 44 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 | $40–$271 | 29 | |
| Grade BStandard used | $41–$241 | 14 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $156–$156 | 1 |
Median by grade
Median asking price by seller-reported condition grade · $40–$271 overall range
Trim-specific context
This pricing covers the Towing Control, (behind LH bumper), tow package variant of the 2023 GMC Sierra 1500 transmission control module, based on 44 priced listings. Its $149 median is 10% above the 2023 GMC Sierra 1500 transmission control module overall median of $135.
There are 23 other transmission control module variants available for the 2023 GMC Sierra 1500.
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 44 priced salvage-yard listings, a used 2023 GMC Sierra 1500 transmission control module in the Towing Control, (behind LH bumper), tow package variant lists between $40 and $271, with a median asking price of $149.
The Towing Control, (behind LH bumper), tow package variant appears in model years 2020, 2021, 2022, 2023, 2024, 2025. Prices and availability may differ by year.