Used Buick Envision transmission control module from a salvage yard

Vehicle-specific price guide

How much is a used Buick Envision transmission control module?

Asking prices from 603 salvage yards in 42 states, broken down by model year, condition grade, and fitment variant.
SKWritten bySaurabh Kumar · Co-Founder & CTO
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 17, 2026
Strong coverage7,674 priced of 8,610 observed15 variantsMethodology v2.1 →

Part overview

About the Buick Envision transmission control module

What the transmission control module does, common failure signs, and prices across all vehicles: used transmission control module price guide →

Also known asTCMTransmission ComputerTransmission ModuleTCU
Price summary

A used Buick Envision transmission control module costs $20 to $539, with a median asking price of $115. Based on 7,674 priced salvage yard listings across the US, compatible across 2013–2026 (14 model years), updated Oct 17, 2026. Prices exclude shipping, core charges, and installation.

Grade A (excellent)$123
Grade B (good)$108
Grade C (fair)$95

Buick Envision transmission control module price snapshot

USD
Low
$20
Average
$135
High
$539
8,610 listings observed · 7,674 priced11d ago· How we price·

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Reporting price for Buick Envision Transmission Control Module

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Condition comparison

Price by part grade

Grade AClean / low wear$20–$4885,941 listings
Grade BStandard used$25–$5391,421 listings
Grade CVisible wear$48–$11416 listings
Grade XUngraded$25–$317296 listings

Median by grade

Grade price comparison

Median asking price by seller-reported condition grade · $20–$539 overall range

Regional supply

Where the Buick Envision transmission control module is listed

We found priced Buick Envision transmission control module listings at 603 salvage yards across 42 states. Florida supplies the most, with 1,199 listings (16% of the total) from 52 yards. Location matters: yards in Arizona ask a median $66, while Illinois yards ask $177, 168% more for the same part. Shipping usually costs less than that gap for smaller parts, so it can pay to buy out of state.

StateListingsYardsMedian ask
Florida1,19952$153+33%
California95953$86-25%
Texas82141$109-5%
Illinois60931$177+54%
Arizona41121$66-43%
Michigan40653$140+22%
Missouri31720$147+28%
Colorado2209$125+9%

States with at least 10 priced listings. % is versus the $115 national median.

Replacement cost

What is the Buick Envision transmission control module replacement cost?

ESTIMATE
Used part
$115
Buick Envision median asking price
Labor
$95–$300
1–2 hours at $95–$150/hr
Estimated total
$210–$415
median used part + labor

Labor is a typical independent-shop range for transmission control module replacement, not a quote for your vehicle; it does not include programming and adaptive relearn procedure. The part price is the live median from the salvage-yard listings on this page. Full transmission control module replacement cost breakdown

Sources
  1. Labor time estimates: Part Price Guide labor database

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Current avg: $135 — we suggest $115 (15% below)

Condition grade (optional)

Fitment matters

Price by trim & variant (2025)

Communication, (below center rear seat, OnStar, opt UE1), ID 8583590850 listingsInterchange 2024–2025$229$90 – $350
Network Gateway, (behind dash)49 listingsInterchange 2024–2026$99$60 – $239
Driver Assist, rear park assist (opt UD7), (RH quarter panel)48 listingsInterchange 2023–2026$123$41 – $268
Driver Assist, forward collision warning (trunk mounted)46 listingsInterchange 2022–2026$125$40 – $265
Fuel Pump, (LH quarter panel)46 listingsInterchange 2021–2026$50$35 – $176
Lamps, (exterior lighting control, roof mounted), ID 1356379146 listingsInterchange 2024–2026$132$35 – $250
Air Bag, (below floor console)45 listingsInterchange 2024–2026$149$40 – $305
Body Control (BCM), (LH side of dash)44 listingsInterchange 2021–2025$75$35 – $321
Transfer Case, (transfer mounted)44 listingsInterchange 2023–2025$185$65 – $380
Transmission, (transmission mounted)39 listingsInterchange 2021–2024$81$50 – $295
Communication, (below center rear seat, OnStar, opt UE1), ID 8507946031 listingsInterchange 2024–2026$329$100 – $488
Temperature, (ambient air quality)8 listings$134$65 – $211

Model-year comparison

What does a Buick Envision transmission control module cost by year?

$81$104$127$150$1732016201720182019202020212022202320242025
Median asking price by model year · salvage yard listing data

Market analysis

How much does a used Buick Envision transmission control module cost?

Asking prices for a used Buick Envision transmission control module are unusually spread out: the top listing asks more than ten times what the cheapest does, so which unit you pick matters more than the median. Condition matters: grade-A units (lowest mileage, best condition) carry roughly a 29% premium over grade-C stock, with grade-A medians at $123.

Fitment variant moves the price more than most buyers expect. The most affordable variant we track, Fuel Pump, (LH quarter panel), lists at a $50 median, while Communication, (below center rear seat, OnStar, opt UE1), ID 85079460 commands $329, a 558% gap inside the same part category. Confirm which variant your VIN requires before comparing quotes.

Model year matters too: 2018 units carry the lowest median at $90, while 2023 tops the table at $165. Parts from 2013–2025 are interchangeable, so if the 2018 fits your vehicle, it offers the best value across 13 compatible years.

Against comparable vehicles, the Buick Envision sits 15% below the Mercedes S Class ($135), 7% above the Mercedes E Class ($107), and 21% below the Mercedes GLE Class ($145) for the same part. The “similar vehicles” cards below open each comparison guide.

Buying a used transmission control module: what to check

  1. Match exact part numbers and software flash codes: Verify hardware numbers and firmware revision suffix letters, as valve body solenoid drivers vary between sub-models.
  2. Inspect connector pins for fluid wicking: Check harness plug sockets for fluid intrusion, as failing transmission harness seals push ATF into the TCM pins.
  3. Verify donor axle ratio and tire size match: Ensure donor vehicle axle ratios and tire sizes match to prevent shifting fault codes and limp-mode triggers.
  4. Confirm internal circuit board casing integrity: Check plastic housings for cracked mounting ears, housing cracks, or rattling components inside the module casing.
  5. Perform adaptive shift learn routine after install: Clear existing TCM adaptive tables using a scan tool so the module relearns your transmission's clutch pack wear.

Keep browsing this vehicle

What other Buick Envision parts are priced?

Price comparisons

Compare Buick Envision transmission control module prices

Compare fitments

What do similar vehicles charge for this part?

Common questions

Buick Envision transmission control module FAQ

How much is a used transmission control module for a Buick Envision?

The median asking price is $115 across 7,674 priced listings from 603 yards. Grade-A units, the cleanest stock, have a median of $123. 2018 is the cheapest model year we track, with a median of $90.

How much does it cost to replace a Buick Envision transmission control module?

Using a used part, a Buick Envision transmission control module replacement typically runs $210–$415 all-in: the median used transmission control module for this model lists at $115, and independent-shop labor for transmission control module replacement typically takes 1–2 hours at $95–$150/hr ($95–$300). The labor figure does not include programming and adaptive relearn procedure. Labor is a national part-level estimate, not a quote for your vehicle.

Which Buick Envision model years does this price guide cover?

This guide currently has year-level pricing for 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016. Other model years contribute to the overall range where sellers listed them without a year breakdown.

Which Buick Envision transmission control module years are interchangeable?

Salvage-yard interchange data links Buick Envision transmission control module fitments across 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026. Searching all 14 years widens the pool of units; confirm the part number against your VIN, since trim or drivetrain can split an interchange group.

Used Buick Envision Transmission Control Module Cost — From $20 to $539