2018 Tesla Model 3 transmission control module price snapshot
- Low
- $104
- Average
- $241
- High
- $1,029

Year-specific price guide
A used 2018 Tesla Model 3 transmission control module costs $104 to $1,029, with a median asking price of $195. Based on 98 priced salvage yard listings across the US, updated Sep 4, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $104–$1,029 | 98 | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | Updating | — |
Replacement cost
Labor is a typical independent-shop range for transmission control module replacement, not a quote for your vehicle; it does not include programming and adaptive relearn procedure. The part price is the live median from the salvage-yard listings on this page. Full transmission control module replacement cost breakdown
Fitment matters
Year-specific context
The 2018 guide is based on 100 observed listings, including 98 with posted prices. Its $195 median is 13% above the Tesla Model 3 guide's $172 median.
Among the 8 model years with current price data, 2018 ranks #6 from lowest to highest median.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
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Common questions
Based on 98 priced salvage-yard listings, a used 2018 Tesla Model 3 transmission control module lists between $104 and $1,029, with a median asking price of $195.
Using a used part, a 2018 Tesla Model 3 transmission control module replacement typically runs $290–$495 all-in: the median used transmission control module for this year lists at $195, and independent-shop labor for transmission control module replacement typically takes 1–2 hours at $95–$150/hr ($95–$300). The labor figure does not include programming and adaptive relearn procedure. Labor is a national part-level estimate, not a quote for your vehicle.
This price guide does not confirm interchangeability. Check the seller's part number, drivetrain, trim or variant, and your VIN before buying; parts from the same model can use different fitments in the same year.
A tcm is another name for a transmission control module. The prices on this page cover the 2018 Tesla Model 3 transmission control module — median $195, from 98 listings.