2017 GMC Terrain transmission control module — Door, (liftgate) price snapshot
- Low
- $41
- Average
- $84
- High
- $171

Year & trim-specific price guide
A used 2017 GMC Terrain transmission control module (Door, (liftgate)) costs $41 to $171, with a median asking price of $77. Based on 40 priced salvage yard listings across the US, updated Sep 11, 2026. Prices exclude shipping, core charges, and installation.
Condition comparison
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $41–$127 | 22 | |
| Grade BStandard used | $51–$171 | 14 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $70–$75 | 4 |
Median by grade
Median asking price by seller-reported condition grade · $41–$171 overall range
Trim-specific context
This pricing covers the Door, (liftgate) variant of the 2017 GMC Terrain transmission control module, based on 40 priced listings. Its $77 median is 17% above the 2017 GMC Terrain transmission control module overall median of $66.
There are 14 other transmission control module variants available for the 2017 GMC Terrain.
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 40 priced salvage-yard listings, a used 2017 GMC Terrain transmission control module in the Door, (liftgate) variant lists between $41 and $171, with a median asking price of $77.
The Door, (liftgate) variant appears in model years 2015, 2016, 2017. Prices and availability may differ by year.