2018 Mercedes GLA Class transmission control module price snapshot
- Low
- $25
- Average
- $142
- High
- $481
Year-specific price guide
Used 2018 Mercedes GLA Class Transmission Control Module prices
Year-specific used transmission control module pricing for the 2018 Mercedes GLA Class, 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 updatedOct 5, 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 Mercedes GLA Class transmission control module
A used 2018 Mercedes GLA Class transmission control module costs between $25 and $481, with a median of $123 from 437 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 Mercedes GLA Class transmission control module costs $25 to $481, with a median asking price of $123. Based on 437 priced salvage yard listings across the US, compatible across 2014–2020 (7 model years), updated Oct 5, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$136
Grade B (good)$101
Grade C (fair)$45
USD
Condition comparison
Price by part grade
Grade AClean / low wear$25–$481398 listings
Grade BStandard used$50–$24622 listings
Grade CVisible wear$45–$603 listings
Grade XUngraded$40–$10814 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $25–$481 | 398 | |
| Grade BStandard used | $50–$246 | 22 | |
| Grade CVisible wear | $45–$60 | 3 | |
| Grade XUngraded | $40–$108 | 14 |
Median by grade
Grade price comparison
Grade A$136
Grade B$101
Grade C$45
Ungraded$87
Median asking price by seller-reported condition grade · $25–$481 overall range
Replacement cost
What is the 2018 Mercedes GLA Class transmission control module replacement cost?
- Used part
- $123
- 2018 Mercedes GLA Class median asking price
- Labor
- $95–$300
- 1–2 hours at $95–$150/hr
- Estimated total
- $220–$425
- 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
156 Type, multiplex network (Keyless Go, trunk mounted)30 listingsInterchange 2014–2019$110$40 – $241
156 Type, communication, quarter mounted, ID 253900440026 listingsInterchange 2015–2017$140$55 – $300
156 Type, communication, quarter mounted, ID 253900450025 listingsInterchange 2014–2017$123$30 – $271
156 Type, communication, center console (media interface), ID 176900570222 listingsInterchange 2014–2020$106$50 – $197
156 Type, lamps, signal activation module (LH dash, ID 2469005303)22 listingsInterchange 2015–2019$124$30 – $193
156 Type, communication, quarter mounted, ID 222900600321 listingsInterchange 2014–2015$150$30 – $222
156 Type, suspension, suspension control (LH dash, ID 2319002508)8 listingsInterchange 2018–2020$81$61 – $101
156 Type, communication, center console (media interface), ID 17690058025 listingsInterchange 2015–2019$237$125 – $271
156 Type, lamps, headlamp range control (headlamp mounted)4 listingsInterchange 2018–2020$203$100 – $237
Year-specific context
How does the 2018 Mercedes GLA Class compare?
The 2018 guide is based on 543 observed listings, including 437 with posted prices. Its $123 median is 16% above the Mercedes GLA Class guide's $106 median.
Among the 9 model years with current price data, 2018 ranks #7 from lowest to highest median.
Interchange data shows this part is also listed under model years 2014, 2015, 2016, 2017, 2019, 2020. Shopping across all 7 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 Mercedes GLA Class transmission control module cost in other years?
Keep browsing this vehicle
What other Mercedes GLA Class parts are priced?
01wide ±129%
AC Compressor
$164median
$50$473
02wide ±177%
ABS Module
$168median
$45$640
03wide ±282%
Air Bag
$149median
$30$871
04wide ±182%
Alternator
$170median
$40$660
05wide ±285%
Axle Shaft
$124median
$30$737
06wide ±64%
Blower Motor
$81median
$50$153
07wide ±287%
Brake Caliper
$175median
$30$1,035
08wide ±121%
Rear Bumper Assembly
$775median
$175$2,055
09spread ±58%
Front Bumper
$670median
$300$1,080
10wide ±65%
Rear Bumper
$591median
$200$970
11wide ±239%
Car Radio
$140median
$30$700
12wide ±146%
Center Console
$134median
$50$441
13wide ±147%
AC Condenser
$153median
$35$485
14wide ±139%
Control Arm
$151median
$35$454
15
Differential
Price data updating
16wide ±80%
Door Assembly
$790median
$300$1,562
17wide ±160%
Drive Shaft
$150median
$40$519
18wide ±107%
Engine
$4,906median
$1,000$11,500
19wide ±236%
Engine Computer
$150median
$45$754
20spread ±39%
Exhaust Manifold
$497median
$250$640
21wide ±99%
Fender
$300median
$98$694
22wide ±116%
Fog Light
$125median
$25$315
23wide ±121%
Front Seat
$259median
$95$723
24wide ±130%
Fuel Pump
$97median
$37$290
25wide ±130%
Fuel Tank
$150median
$60$450
26wide ±222%
Grille
$295median
$50$1,360
27wide ±121%
Headlight Assembly
$674median
$150$1,779
28tight ±12%
Heater Core
$101median
$100$125
29wide ±89%
Hood
$600median
$200$1,270
30wide ±115%
Ignition Switch
$78median
$44$223
31
Instrument Cluster
Price data updating
32wide ±124%
Intake Manifold
$86median
$45$258
33wide ±178%
Master Cylinder
$99median
$25$378
34wide ±193%
Side Mirror
$264median
$75$1,095
35wide ±98%
Power Steering Pump
$214median
$74$493
36wide ±88%
Quarter Panel
$500median
$200$1,079
37wide ±192%
Radiator
$182median
$50$750
38wide ±201%
Rear View Mirror
$111median
$25$472
39wide ±197%
Starter
$90median
$25$380
40wide ±140%
Steering Column
$191median
$60$595
41wide ±128%
Steering Rack
$412median
$95$1,150
42wide ±289%
Steering Wheel
$264median
$50$1,578
43wide ±155%
Strut
$186median
$50$627
44wide ±159%
Sunroof
$476median
$100$1,610
45wide ±128%
Tail Light
$197median
$50$555
46wide ±144%
Tailgate
$605median
$157$1,900
47wide ±156%
Throttle Body
$81median
$24$276
48
Torque Converter
Price data updating
49wide ±252%
Transfer Case
$353median
$60$1,838
50wide ±304%
Transmission
$450median
$113$2,845
51wide ±112%
Turbocharger
$521median
$212$1,381
52wide ±164%
Water Pump
$100median
$40$368
53wide ±213%
Wheels
$267median
$50$1,190
54wide ±148%
Window Regulator
$125median
$40$410
Common questions
2018 Mercedes GLA Class transmission control module FAQ
How much is a used 2018 Mercedes GLA Class transmission control module?
Based on 437 priced salvage-yard listings, a used 2018 Mercedes GLA Class transmission control module lists between $25 and $481, with a median asking price of $123.
How much does it cost to replace a 2018 Mercedes GLA Class transmission control module?
Using a used part, a 2018 Mercedes GLA Class transmission control module replacement typically runs $220–$425 all-in: the median used transmission control module for this year lists at $123, 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 Mercedes GLA Class transmission control module fit another year?
Based on salvage-yard interchange data, listings for the 2018 Mercedes GLA Class transmission control module also appear under model years 2014, 2015, 2016, 2017, 2019, 2020, 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 Mercedes GLA Class tcm?
A tcm is another name for a transmission control module. The prices on this page cover the 2018 Mercedes GLA Class transmission control module — median $123, from 437 listings.