2021 Nissan Altima transmission control module — Theft-Locking, (gateway, LH dash), ID 284T1-6CA0C price snapshot
- Low
- $30
- Average
- $109
- High
- $241

Year & trim-specific price guide
A used 2021 Nissan Altima transmission control module (Theft-Locking, (gateway, LH dash), ID 284T1-6CA0C) costs $30 to $241, with a median asking price of $91. Based on 47 priced salvage yard listings across the US, updated Sep 1, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $60–$241 | 19 | |
| Grade BStandard used | $76–$241 | 25 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $30–$65 | 3 |
Median by grade
Median asking price by seller-reported condition grade · $30–$241 overall range
Trim-specific context
This pricing covers the Theft-Locking, (gateway, LH dash), ID 284T1-6CA0C variant of the 2021 Nissan Altima transmission control module, based on 47 priced listings. Its $91 median is 10% below the 2021 Nissan Altima transmission control module overall median of $101.
There are 12 other transmission control module variants available for the 2021 Nissan Altima.
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
Back to full guide
Common questions
Based on 47 priced salvage-yard listings, a used 2021 Nissan Altima transmission control module in the Theft-Locking, (gateway, LH dash), ID 284T1-6CA0C variant lists between $30 and $241, with a median asking price of $91.
The Theft-Locking, (gateway, LH dash), ID 284T1-6CA0C variant appears in model years 2020, 2021, 2022, 2023, 2024. Prices and availability may differ by year.