GMC Terrain transmission control module — Seat, (below LH seat), (heat control, opt KA1), (vent fan) price snapshot
- Low
- $40
- Average
- $99
- High
- $348
Trim-specific price guide
GMC Terrain Transmission Control Module — Seat, (below LH seat), (heat control, opt KA1), (vent fan) prices
Pricing for the Seat, (below LH seat), (heat control, opt KA1), (vent fan) variant of the GMC Terrain transmission control module, aggregated from 56 salvage yard listings across 3 model years.
Price summary
A used GMC Terrain transmission control module (Seat, (below LH seat), (heat control, opt KA1), (vent fan)) costs $40 to $348, with a median asking price of $56. Based on 56 priced salvage yard listings across the US, updated Sep 13, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$77
Grade C (fair)$65
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$34851 listings
Grade BStandard usedUpdating
Grade CVisible wear$65–$651 listings
Grade XUngraded$50–$654 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$348 | 51 | |
| Grade BStandard used | Updating | — | |
| Grade CVisible wear | $65–$65 | 1 | |
| Grade XUngraded | $50–$65 | 4 |
Median by grade
Grade price comparison
Grade A$77
Grade C$65
Ungraded$50
Median asking price by seller-reported condition grade · $40–$348 overall range
Trim-specific context
How is the Seat, (below LH seat), (heat control, opt KA1), (vent fan) priced differently?
This pricing covers the Seat, (below LH seat), (heat control, opt KA1), (vent fan) variant of the GMC Terrain transmission control module, based on 56 priced listings across 3 model years (2015, 2016, 2017). Its $56 median is 25% 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), (heat control, opt KA1), (vent fan) 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 – $322Theft-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 – $305Temperature, manual temperature control (opt C67)
3 yrs$56$41 – $305Common questions
GMC Terrain transmission control module (Seat, (below LH seat), (heat control, opt KA1), (vent fan)) FAQ
How much is a used GMC Terrain transmission control module (Seat, (below LH seat), (heat control, opt KA1), (vent fan))?
Based on 56 priced salvage-yard listings across 3 model years, a used GMC Terrain transmission control module in the Seat, (below LH seat), (heat control, opt KA1), (vent fan) variant lists between $40 and $348, with a median asking price of $56.
Which GMC Terrain years use the Seat, (below LH seat), (heat control, opt KA1), (vent fan) transmission control module?
The Seat, (below LH seat), (heat control, opt KA1), (vent fan) variant appears in model years 2015, 2016, 2017. Prices and availability differ by year.
Is there a price difference between Seat, (below LH seat), (heat control, opt KA1), (vent fan) condition grades?
Yes. Grade A has a median of $77, Grade C has a median of $65. Grade A parts are in excellent condition, B is good, and C is fair.