2018 Audi A6 transmission control module price snapshot
- Low
- $29
- Average
- $139
- High
- $673
Year-specific price guide
Used 2018 Audi A6 Transmission Control Module prices
Year-specific used transmission control module pricing for the 2018 Audi A6, 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 updatedSep 27, 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 Audi A6 transmission control module
A used 2018 Audi A6 transmission control module costs between $29 and $673, with a median of $101 from 714 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 Audi A6 transmission control module costs $29 to $673, with a median asking price of $101. Based on 714 priced salvage yard listings across the US, compatible across 2009–2018 (10 model years), updated Sep 27, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$125
Grade B (good)$197
Grade C (fair)$125
USD
Condition comparison
Price by part grade
Grade AClean / low wear$29–$673550 listings
Grade BStandard used$66–$42221 listings
Grade CVisible wear$84–$1503 listings
Grade XUngraded$50–$293140 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $29–$673 | 550 | |
| Grade BStandard used | $66–$422 | 21 | |
| Grade CVisible wear | $84–$150 | 3 | |
| Grade XUngraded | $50–$293 | 140 |
Median by grade
Grade price comparison
Grade A$125
Grade B$197
Grade C$125
Ungraded$78
Median asking price by seller-reported condition grade · $29–$673 overall range
Replacement cost
What is the 2018 Audi A6 transmission control module replacement cost?
- Used part
- $101
- 2018 Audi A6 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, blind spot alert, (lane departure warning), (trunk mounted), master46 listingsInterchange 2016–2018$188$59 – $340
Driver Assist, blind spot alert, (lane departure warning), (trunk mounted), slave46 listingsInterchange 2016–2018$174$52 – $335
Cruise Control, (adaptive cruise, opt 8T4), (below front seat)45 listingsInterchange 2015–2018$220$68 – $335
Year-specific context
How does the 2018 Audi A6 compare?
The 2018 guide is based on 875 observed listings, including 714 with posted prices. Its $101 median is 13% below the Audi A6 guide's $116 median.
Among the 9 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 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017. Shopping across all 10 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 Audi A6 transmission control module cost in other years?
2024100 listings$154$39 – $325202310 listingsNo priced listings yet20228 listings$150$40 – $2002021302 listings$151$28 – $5122020347 listings$146$29 – $4492019387 listings$140$29 – $44920171,076 listingsCompatible$125$25 – $6732016990 listingsCompatible$125$25 – $67320151,085 listingsCompatible$86$25 – $316
Keep browsing this vehicle
What other Audi A6 parts are priced?
01wide ±108%
AC Compressor
$200median
$54$485
02wide ±203%
ABS Module
$241median
$50$1,029
03wide ±252%
Air Bag
$204median
$35$1,062
04wide ±282%
Alternator
$154median
$32$900
05wide ±144%
Axle Shaft
$159median
$35$493
06wide ±64%
Blower Motor
$99median
$51$177
07wide ±292%
Brake Caliper
$124median
$25$750
08wide ±163%
Rear Bumper Assembly
$799median
$148$2,750
09wide ±95%
Front Bumper
$653median
$200$1,435
10wide ±122%
Rear Bumper
$536median
$95$1,400
11wide ±243%
Car Radio
$200median
$35$1,006
12wide ±146%
Center Console
$134median
$39$430
13wide ±174%
AC Condenser
$125median
$50$485
14wide ±167%
Control Arm
$120median
$36$437
15
Differential
Price data updating
16wide ±244%
Door Assembly
$420median
$100$2,153
17wide ±142%
Drive Shaft
$180median
$54$566
18wide ±159%
Engine
$3,845median
$1,250$13,510
19wide ±122%
Engine Computer
$184median
$50$500
20wide ±176%
Exhaust Manifold
$100median
$39$390
21wide ±90%
Fender
$440median
$75$864
22wide ±78%
Fog Light
$107median
$35$201
23wide ±130%
Front Seat
$232median
$70$675
24wide ±232%
Fuel Pump
$136median
$35$667
25wide ±117%
Fuel Tank
$163median
$80$462
26wide ±189%
Grille
$444median
$100$1,775
27wide ±126%
Headlight Assembly
$1,496median
$365$4,135
28tight ±4%
Heater Core
$166median
$153$166
29wide ±85%
Hood
$1,050median
$269$2,050
30wide ±92%
Ignition Switch
$105median
$32$226
31
Instrument Cluster
Price data updating
32wide ±134%
Intake Manifold
$150median
$38$440
33wide ±97%
Master Cylinder
$99median
$40$232
34wide ±262%
Side Mirror
$306median
$65$1,670
35
Power Steering Pump
Price data updating
36wide ±231%
Quarter Panel
$465median
$191$2,340
37wide ±288%
Radiator
$125median
$30$751
38wide ±176%
Rear View Mirror
$110median
$32$420
39wide ±193%
Starter
$88median
$30$370
40wide ±179%
Steering Column
$146median
$50$574
41wide ±81%
Steering Rack
$650median
$336$1,389
42wide ±147%
Steering Wheel
$180median
$45$574
43wide ±269%
Strut
$135median
$25$750
44wide ±150%
Sunroof
$386median
$65$1,223
45wide ±102%
Tail Light
$305median
$75$699
46wide ±131%
Tailgate
$1,231median
$200$3,425
47wide ±200%
Throttle Body
$100median
$20$420
48spread ±33%
Torque Converter
$400median
$250$511
49wide ±71%
Transfer Case
$600median
$250$1,100
50wide ±283%
Transmission
$733median
$150$4,300
51wide ±107%
Turbocharger
$525median
$199$1,324
52wide ±270%
Water Pump
$88median
$25$501
53wide ±150%
Wheels
$245median
$45$780
54wide ±144%
Window Regulator
$101median
$34$324
Common questions
2018 Audi A6 transmission control module FAQ
How much is a used 2018 Audi A6 transmission control module?
Based on 714 priced salvage-yard listings, a used 2018 Audi A6 transmission control module lists between $29 and $673, with a median asking price of $101.
How much does it cost to replace a 2018 Audi A6 transmission control module?
Using a used part, a 2018 Audi A6 transmission control module replacement typically runs $195–$400 all-in: the median used transmission control module for this year lists at $101, 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 Audi A6 transmission control module fit another year?
Based on salvage-yard interchange data, listings for the 2018 Audi A6 transmission control module also appear under model years 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 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 Audi A6 tcm?
A tcm is another name for a transmission control module. The prices on this page cover the 2018 Audi A6 transmission control module — median $101, from 714 listings.