2020 Buick Envision transmission control module — Differential Lock, (on differential), ID 4015686 price snapshot
- Low
- $40
- Average
- $100
- High
- $222
Year & trim-specific price guide
Used 2020 Buick Envision Transmission Control Module — Differential Lock, (on differential), ID 4015686 prices
Trim-specific pricing for the Differential Lock, (on differential), ID 4015686 variant of the 2020 Buick Envision transmission control module, built from 34 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 updatedOct 3, 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 2020 Buick Envision transmission control module (Differential Lock, (on differential), ID 4015686) costs $40 to $222, with a median asking price of $75. Based on 34 priced salvage yard listings across the US, updated Oct 3, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$85
Grade B (good)$45
USD
Condition comparison
Price by part grade
Grade AClean / low wear$40–$22231 listings
Grade BStandard used$45–$453 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $40–$222 | 31 | |
| Grade BStandard used | $45–$45 | 3 |
Median by grade
Grade price comparison
Grade A$85
Grade B$45
Median asking price by seller-reported condition grade · $40–$222 overall range
Trim-specific context
How does the Differential Lock, (on differential), ID 4015686 compare?
This pricing covers the Differential Lock, (on differential), ID 4015686 variant of the 2020 Buick Envision transmission control module, based on 34 priced listings. Its $75 median is 19% below the 2020 Buick Envision transmission control module overall median of $93.
There are 19 other transmission control module variants available for the 2020 Buick Envision.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Same trim, other years
Differential Lock, (on differential), ID 4015686 in other model years
Same year, other trims
What other 2020 Buick Envision transmission control module variants are available?
Communication, (center of dash), (OnStar, opt UE1), ID 84169584
47 listings$111$50 – $176Communication, (center of dash), (OnStar, opt UE1), ID 84298328
47 listings$51$45 – $232Temperature, (center dash), ID 84305960
47 listings$61$50 – $176Temperature, (center dash), ID 84305957
46 listings$66$35 – $295Theft-Locking, keyless entry
45 listings$61$45 – $344Information-GPS-TV, human machine interface, (RH dash)
44 listings$154$40 – $350Theft-Locking, theft deterrent (RH quarter panel)
44 listings$46$46 – $189Air Bag, (below center console)
43 listings$101$51 – $232Driver Assist, park assist (RH inner quarter panel), opt UD7
43 listings$100$40 – $304Driver Assist, park assist (RH inner quarter panel), opt UFQ
43 listings$95$40 – $405Driver Assist, park assist (RH inner quarter panel), opt UD5
42 listings$105$41 – $305Memory, (seat memory), (under LH seat)
40 listings$176$41 – $232Seat, (seat heat and cool), (under RH seat)
40 listings$176$41 – $232Driver Assist, pre-crash system (opt UGN)
38 listings$90$25 – $268Body Control (BCM), (center console)
37 listings$171$41 – $232Information-GPS-TV, video processing, (RH quarter panel)
37 listings$61$25 – $305Transmission, (9 speed)
37 listings$75$56 – $182Fuel Pump, (LH cowl)
26 listings$75$65 – $100Differential Lock, (on differential), ID 84657630
3 listings$71$50 – $75Back to full guide
2020 Buick Envision transmission control module — all trims
Common questions
2020 Buick Envision transmission control module (Differential Lock, (on differential), ID 4015686) FAQ
How much is a used 2020 Buick Envision transmission control module (Differential Lock, (on differential), ID 4015686)?
Based on 34 priced salvage-yard listings, a used 2020 Buick Envision transmission control module in the Differential Lock, (on differential), ID 4015686 variant lists between $40 and $222, with a median asking price of $75.
Which years use the Differential Lock, (on differential), ID 4015686 transmission control module?
The Differential Lock, (on differential), ID 4015686 variant appears in model years 2016, 2017, 2018, 2019, 2020. Prices and availability may differ by year.