GMC Terrain transmission control module — Seat, (below LH seat) price snapshot
- Low
- $41
- Average
- $70
- High
- $244
Trim-specific price guide
GMC Terrain Transmission Control Module — Seat, (below LH seat) prices
Pricing for the Seat, (below LH seat) variant of the GMC Terrain transmission control module, aggregated from 126 salvage yard listings across 3 model years.
Price summary
A used GMC Terrain transmission control module (Seat, (below LH seat)) costs $41 to $244, with a median asking price of $41. Based on 126 priced salvage yard listings across the US, updated Sep 13, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$41
Grade B (good)$49
USD
Condition comparison
Price by part grade
Grade AClean / low wear$41–$244111 listings
Grade BStandard used$41–$1359 listings
Grade CVisible wearUpdating
Grade XUngraded$120–$1206 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $41–$244 | 111 | |
| Grade BStandard used | $41–$135 | 9 | |
| Grade CVisible wear | Updating | — | |
| Grade XUngraded | $120–$120 | 6 |
Median by grade
Grade price comparison
Grade A$41
Grade B$49
Ungraded$120
Median asking price by seller-reported condition grade · $41–$244 overall range
Trim-specific context
How is the Seat, (below LH seat) priced differently?
This pricing covers the Seat, (below LH seat) variant of the GMC Terrain transmission control module, based on 126 priced listings across 3 model years (2018, 2019, 2024). Its $41 median is 45% below the GMC Terrain transmission control module overall median of $75.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Price by model year
What does a Seat, (below LH seat) cost by year?
Other trims
Other GMC Terrain transmission control module variants
Door, (liftgate)
3 yrs$90$41 – $282Memory, (below LH seat), (heat control, opt KA1), (memory)
3 yrs$100$45 – $322Seat, (below LH seat), (heat control, opt KA1), (vent fan)
3 yrs$56$40 – $348Theft-Locking, (door lock, rear view mirror)
3 yrs$50$35 – $232Air Bag, (below center console)
6 yrs$82$41 – $336Driver Assist, (rear park assist, opt UD7), (LH quarter panel)
3 yrs$75$25 – $249Body Control (BCM), (LH side dash), body control
4 yrs$85$50 – $343Differential Lock, (carrier housing)
6 yrs$76$35 – $305Temperature, electronic temperature control (opt C68)
2 yrs$66$41 – $305Common questions
GMC Terrain transmission control module (Seat, (below LH seat)) FAQ
How much is a used GMC Terrain transmission control module (Seat, (below LH seat))?
Based on 126 priced salvage-yard listings across 3 model years, a used GMC Terrain transmission control module in the Seat, (below LH seat) variant lists between $41 and $244, with a median asking price of $41.
Which GMC Terrain years use the Seat, (below LH seat) transmission control module?
The Seat, (below LH seat) variant appears in model years 2018, 2019, 2024. Prices and availability differ by year.
Is there a price difference between Seat, (below LH seat) condition grades?
Yes. Grade A has a median of $41, Grade B has a median of $49. Grade A parts are in excellent condition, B is good, and C is fair.