2018 GMC Yukon transmission control module price snapshot
- Low
- $25
- Average
- $118
- High
- $440
Year-specific price guide
Used 2018 GMC Yukon Transmission Control Module prices
Year-specific used transmission control module pricing for the 2018 GMC Yukon, built from real salvage yard and junkyard listings with condition grade and fitment 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 updatedAug 29, 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.
Part overview
About the 2018 GMC Yukon transmission control module
A used 2018 GMC Yukon transmission control module costs between $25 and $440, with a median of $100 from 1,181 salvage yard listings.
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 2018 GMC Yukon transmission control module costs $25 to $440, with a median asking price of $100. Based on 1,181 priced salvage yard listings across the US, compatible across 2013–2024 (12 model years), updated Aug 29, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$100
Grade B (good)$127
Grade C (fair)$120
USD
Condition comparison
Price by part grade
Grade AClean / low wear$25–$401689 listings
Grade BStandard used$46–$440352 listings
Grade CVisible wear$75–$1204 listings
Grade XUngraded$25–$340136 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $25–$401 | 689 | |
| Grade BStandard used | $46–$440 | 352 | |
| Grade CVisible wear | $75–$120 | 4 | |
| Grade XUngraded | $25–$340 | 136 |
Median by grade
Grade price comparison
Grade A$100
Grade B$127
Grade C$120
Ungraded$100
Median asking price by seller-reported condition grade · $25–$440 overall range
Replacement cost
What is the 2018 GMC Yukon transmission control module replacement cost?
- Used part
- $100
- 2018 GMC Yukon median asking price
- Labor
- $95–$300
- 1–2 hours at $95–$150/hr
- Estimated total
- $195–$400
- 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
Fitment matters
Price by trim & variant
Driver Assist, park assist, (LH quarter panel), ID 84169043 (opt UD5)47 listingsInterchange 2017–2020$100$40 – $305
Driver Assist, park assist, (LH quarter panel), ID 84169044 (opt UFQ)46 listingsInterchange 2018–2020$125$39 – $310
Information-GPS-TV, RH dash, (human machine interface, HMI), ID 8433177646 listingsInterchange 2018–2021$121$76 – $350
Information-GPS-TV, RH dash, (human machine interface, HMI), ID 8451302746 listingsInterchange 2018–2021$121$76 – $350
Driver Assist, park assist, (LH quarter panel), ID 84169042 (opt UD7)45 listingsInterchange 2018–2024$61$25 – $308
Information-GPS-TV, under console, (audio and video interface)43 listingsInterchange 2018–2020$110$46 – $405
Network Gateway, (LH rear engine compartment), (ID 13599318)42 listingsInterchange 2017–2022$150$50 – $232
Information-GPS-TV, (LH dash), (human machine interface bypass)40 listingsInterchange 2018–2020$93$46 – $295
Information-GPS-TV, RH dash, (human machine interface, HMI), ID 8430692040 listingsInterchange 2018–2020$93$46 – $295
Information-GPS-TV, RH dash, (human machine interface, HMI), ID 8433177539 listingsInterchange 2018–2021$110$46 – $305
Driver Assist, surround view (mono vision 360, opt UVH), (LH dash)38 listingsInterchange 2015–2018$110$25 – $245
Information-GPS-TV, RH dash, (human machine interface, HMI), ID 8429648232 listingsInterchange 2016–2020$165$100 – $440
Year-specific context
How does the 2018 GMC Yukon compare?
The 2018 guide is based on 1,394 observed listings, including 1,181 with posted prices. Its $100 median is 20% below the GMC Yukon guide's $125 median.
Among the 11 model years with current price data, 2018 ranks #2 from lowest to highest median.
Interchange data shows this part is also listed under model years 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021, 2022, 2023, 2024. Shopping across all 12 compatible years may surface better prices or condition grades.
Pricing is not a fitment guarantee. Match the VIN, part number, engine or drivetrain, and seller-listed variant before ordering.
Compare model years
What does a GMC Yukon transmission control module cost in other years?
2025733 listings$119$24 – $3502024963 listingsCompatible$127$24 – $41020231,227 listingsCompatible$171$24 – $4852022602 listingsCompatible$173$35 – $4852021938 listingsCompatible$157$25 – $4052020687 listingsCompatible$110$25 – $5602019888 listingsCompatible$76$35 – $40520171,850 listingsCompatible$153$30 – $42020161,800 listingsCompatible$153$35 – $40520152,234 listingsCompatible$115$25 – $405
Keep browsing this vehicle
What other GMC Yukon parts are priced?
01wide ±122%
AC Compressor
$169median
$60$473
02wide ±121%
ABS Module
$184median
$50$494
03wide ±135%
Air Bag
$270median
$48$776
04wide ±106%
Alternator
$136median
$35$323
05wide ±151%
Axle Shaft
$150median
$40$493
06wide ±234%
Blower Motor
$79median
$35$405
07wide ±213%
Brake Caliper
$100median
$22$449
08wide ±103%
Rear Bumper Assembly
$788median
$189$1,819
09wide ±160%
Front Bumper
$296median
$50$1,000
10wide ±203%
Rear Bumper
$351median
$71$1,495
11wide ±165%
Car Radio
$141median
$30$495
12wide ±171%
Center Console
$225median
$50$820
13wide ±241%
AC Condenser
$170median
$40$860
14wide ±116%
Control Arm
$155median
$45$404
15
Differential
Price data updating
16wide ±104%
Door Assembly
$1,000median
$200$2,278
17wide ±154%
Drive Shaft
$191median
$65$655
18wide ±126%
Engine
$4,523median
$1,250$12,637
19wide ±123%
Engine Computer
$150median
$40$410
20wide ±317%
Exhaust Manifold
$75median
$30$505
21wide ±80%
Fender
$650median
$228$1,269
22wide ±109%
Fog Light
$149median
$25$350
23wide ±274%
Front Seat
$221median
$50$1,260
24wide ±178%
Fuel Pump
$187median
$35$699
25wide ±90%
Fuel Tank
$210median
$75$451
26wide ±163%
Grille
$343median
$74$1,195
27wide ±66%
Headlight Assembly
$750median
$282$1,268
28wide ±187%
Heater Core
$116median
$51$485
29wide ±83%
Hood
$660median
$324$1,425
30wide ±176%
Ignition Switch
$78median
$25$300
31
Instrument Cluster
Price data updating
32wide ±223%
Intake Manifold
$125median
$34$591
33wide ±179%
Master Cylinder
$68median
$25$268
34wide ±165%
Side Mirror
$225median
$50$794
35wide ±120%
Power Steering Pump
$150median
$35$394
36wide ±117%
Quarter Panel
$700median
$321$1,964
37wide ±151%
Radiator
$227median
$68$754
38wide ±288%
Rear View Mirror
$92median
$20$550
39wide ±108%
Starter
$126median
$35$306
40wide ±113%
Steering Column
$200median
$50$500
41wide ±98%
Steering Rack
$650median
$225$1,500
42wide ±147%
Steering Wheel
$175median
$65$580
43wide ±231%
Strut
$265median
$50$1,272
44wide ±189%
Sunroof
$501median
$133$2,024
45wide ±123%
Tail Light
$309median
$59$822
46wide ±171%
Tailgate
$673median
$173$2,475
47wide ±211%
Throttle Body
$82median
$29$375
48
Torque Converter
Price data updating
49wide ±262%
Transfer Case
$287median
$61$1,563
50wide ±78%
Transmission
$2,595median
$1,295$5,342
51wide ±72%
Turbocharger
$947median
$445$1,800
52wide ±193%
Water Pump
$75median
$25$315
53wide ±198%
Wheels
$300median
$64$1,250
54wide ±76%
Window Regulator
$159median
$43$285
Common questions
2018 GMC Yukon transmission control module FAQ
How much is a used 2018 GMC Yukon transmission control module?
Based on 1,181 priced salvage-yard listings, a used 2018 GMC Yukon transmission control module lists between $25 and $440, with a median asking price of $100.
How much does it cost to replace a 2018 GMC Yukon transmission control module?
Using a used part, a 2018 GMC Yukon transmission control module replacement typically runs $195–$400 all-in: the median used transmission control module for this year lists at $100, 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.
Will a 2018 GMC Yukon transmission control module fit another year?
Based on salvage-yard interchange data, listings for the 2018 GMC Yukon transmission control module also appear under model years 2013, 2014, 2015, 2016, 2017, 2019, 2020, 2021, 2022, 2023, 2024, suggesting these years share compatible fitments. Always verify the exact part number, drivetrain, trim, and your VIN before buying — interchange compatibility can vary by variant.
How much is a 2018 GMC Yukon tcm?
A tcm is another name for a transmission control module. The prices on this page cover the 2018 GMC Yukon transmission control module — median $100, from 1,181 listings.