2018 GMC Acadia transmission control module — Communication, (LH dash) price snapshot
- Low
- $41
- Average
- $50
- High
- $75
Year & trim-specific price guide
Used 2018 GMC Acadia Transmission Control Module — Communication, (LH dash) prices
Trim-specific pricing for the Communication, (LH dash) variant of the 2018 GMC Acadia transmission control module, built from 50 real salvage yard listings with condition grade detail.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedSep 16, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Price summary
A used 2018 GMC Acadia transmission control module (Communication, (LH dash)) costs $41 to $75, with a median asking price of $51. Based on 50 priced salvage yard listings across the US, updated Sep 16, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$41
Grade B (good)$51
USD
Condition comparison
Price by part grade
Grade AClean / low wear$41–$7138 listings
Grade BStandard used$41–$7512 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $41–$71 | 38 | |
| Grade BStandard used | $41–$75 | 12 |
Median by grade
Grade price comparison
Grade A$41
Grade B$51
Median asking price by seller-reported condition grade · $41–$75 overall range
Trim-specific context
How does the Communication, (LH dash) compare?
This pricing covers the Communication, (LH dash) variant of the 2018 GMC Acadia transmission control module, based on 50 priced listings. Its $51 median is 43% below the 2018 GMC Acadia transmission control module overall median of $89.
There are 26 other transmission control module variants available for the 2018 GMC Acadia.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Communication, (LH dash) in other model years
Same year, other trims
What other 2018 GMC Acadia transmission control module variants are available?
Body Control (BCM), active noise control, (below steering column), ID 84415720
50 listings$109$61 – $316Body Control (BCM), main module, (center console), ID 13594646
50 listings$120$25 – $331Body Control (BCM), main module, (center console), ID 13519672
49 listings$51$41 – $331Driver Assist, park assist, (LH quarter panel), opt UD5
49 listings$92$40 – $191Suspension, (under left rear seat)
49 listings$111$50 – $560Temperature, (middle dash), ID 84305960
49 listings$61$50 – $176Air Bag, (below console), ID 13518660
48 listings$88$46 – $335Air Bag, (below console), ID 13523858
48 listings$88$46 – $335Door, hands free rear closer, (LH liftgate)
47 listings$114$60 – $295Theft-Locking, (lock), (rear view mirror)
47 listings$41$41 – $162Information-GPS-TV, human machine interface (HMI), (RH dash), ID 84513027
46 listings$125$40 – $350Information-GPS-TV, human machine interface (HMI), (RH dash), ID 84546902
46 listings$111$46 – $305Information-GPS-TV, human machine interface (HMI), (RH dash), ID 84546904
46 listings$125$40 – $350Network Gateway, (engine compartment)
46 listings$82$41 – $249Driver Assist, park assist, (LH quarter panel), opt UD7
45 listings$71$30 – $171Body Control (BCM), active noise control, (below steering column), ID 84415721
44 listings$105$40 – $405Air Bag, (below console), ID 13523859
42 listings$51$40 – $299Information-GPS-TV, human machine interface (HMI), (RH dash), ID 84251845
42 listings$151$70 – $305Differential Lock, (top of carrier)
41 listings$76$35 – $305Driver Assist, pre-crash system, (LH quarter panel)
41 listings$91$25 – $176Information-GPS-TV, human machine interface (HMI), (RH dash), ID 84296480
41 listings$120$50 – $450Door, liftgate control, (LH quarter panel)
40 listings$75$41 – $171Temperature, (middle dash), ID 84245752
39 listings$105$40 – $260Fuel Pump, (LH rear floor)
37 listings$50$25 – $100Temperature, (middle dash), ID 84307103
34 listings$110$30 – $305Information-GPS-TV, surround view, (LH quarter panel)
15 listings$153$50 – $240Back to full guide
2018 GMC Acadia transmission control module — all trims
Common questions
2018 GMC Acadia transmission control module (Communication, (LH dash)) FAQ
How much is a used 2018 GMC Acadia transmission control module (Communication, (LH dash))?
Based on 50 priced salvage-yard listings, a used 2018 GMC Acadia transmission control module in the Communication, (LH dash) variant lists between $41 and $75, with a median asking price of $51.
Which years use the Communication, (LH dash) transmission control module?
The Communication, (LH dash) variant appears in model years 2018, 2019. Prices and availability may differ by year.