Same job at other shop types (everything else as set above): Independent shop (~$100/hr) $469–$834 · Chain shop / franchise (~$120/hr) $533–$920 (the headline above) · Dealership (~$175/hr) $711–$1,162. Each figure applies that shop type's hourly labor rate (market estimates, shown above) to the calculator's own hours and parts assumptions. It is modeled, not a quote.
Check a quote against these ranges
This sets your number beside published ranges and owner-written bills. It is not a verdict: ask the shop what the quote includes (parts grade, labor hours, fees, tax). It runs in your browser and nothing you type is sent anywhere.
How serious did it get for owners?
7% of the 967 complaints report a tow, the most common serious outcome; the other outcomes counted below are rarer, and an owner can file without mentioning one.
What it shows: Towed is the largest at 68, followed by Crash reported at 37; the smallest shown is Fire reported at 2.
Counts below are complaints filed with NHTSA, not failure rates: a longer bar means more owners reported it.
Is your car affected?
Is it urgent, and what do owners notice first?
967 owner complaints name this part.
Owners most often describe "fluid leak", in 33% of these complaints.
What do owners say it led to?
Among the 967 owner complaints naming this part, owners most often say lost steering or braking followed.
What owners say happened after the problem. Lost steering or braking: 48 (5%); Loss of power: 5 (1%).
If your car shows the signs above, get it checked before it gets as far as lost steering or braking.
Which other parts do owners name in the same complaint?
Among the 967 owner complaints naming this part, brake booster is named in 31% of them, more than any other part.
Owners name the brake booster most often in the same complaint, which is not proof that one caused the other. Ask the shop whether it checked the brake booster too, so you are not quoted twice for one visit.
How fast were owners driving when it happened?
25-44 mph is the largest group at 31%, out of 573 complaints.
Owners reported it most often at town speeds. Tell the shop what speed it happens at, because that narrows the diagnosis.
Which model years show up most in the complaints?
2015 is the most common model year in 967 complaints naming this part (23%); 3 model years account for 61%.
What it shows: 2015 is the largest at 223 (23%), followed by 2016 at 221 (23%); the smallest shown is 2023 at 20 (2%).
When in the year do owners report it?
NHTSA owner complaints about this part run furthest above the usual seasonal share in August: about 66% more of them name an incident that month than complaints about any part would predict. A complaint is a report, not a measured failure.
What it shows: August is the largest at 15% (all: 9%), followed by January at 5% (all: 9%); the smallest shown is November at 4% (all: 7%).
Which engine sizes show up most in complaints about this part?
Among 923 owner complaints about this part where the VIN identifies the vehicle, 45% involve engines of 3.1 to 4.0 L, against 25% of complaints about all the parts we track.
What it shows: 3.1 to 4.0 L is the largest at 45%, followed by 2.1 to 3.0 L at 22%; the smallest shown is 4.1 to 5.0 L at 4%.
What do state inspectors fail cars for?
Among 8,738,476 initial safety inspections in North Carolina in 2017, brake components caused 1.9 failed items per 1,000 inspections, fewer than any of the other three parts the state reports.
What it shows: Tires is the largest at 8.5, followed by Lights at 5.2; the smallest shown is Brake components at 1.9.
Do brake master cylinder replacement problems track quarterly job separations as a share of auto repair shop employment across states?
Quarterly job separations as a share of auto repair shop employment
Complaints against what the makes sold would predict (1.0× = expected)
left map: lower to higherright map: green fewer complaints than expected, red morefurthest from the pattern: AL, CA, MN, MS, NC, NJ, NM, UTfewer than 10 complaints
This describes states, not any one car, and it does not show that the left measure produces the right one.
Every state with 10 or more complaints, most over-reported first: state, quarterly job separations as a share of auto repair shop employment, complaints against expected, complaints filed.
- NM 18 · 1.76× · 10
- CO 20 · 1.59× · 28
- AZ 19 · 1.55× · 35
- MS 18 · 1.55× · 12
- LA 19 · 1.44× · 20
- UT 17 · 1.40× · 11
- FL 18 · 1.39× · 104
- TX 18 · 1.27× · 117
- MN 14 · 1.20× · 17
- AR 17 · 1.14× · 10
- NV 19 · 1.10× · 10
- CA 14 · 1.09× · 106
- SC 20 · 1.08× · 19
- TN 20 · 1.06× · 23
- PA 12 · 0.97× · 34
- VA 16 · 0.96× · 29
- IN 15 · 0.94× · 18
- GA 19 · 0.93× · 33
- KY 17 · 0.92× · 13
- MD 14 · 0.91× · 19
- WA 16 · 0.89× · 18
- IL 13 · 0.89× · 29
- OK 16 · 0.86× · 10
- OH 15 · 0.81× · 31
- MO 16 · 0.75× · 15
- WI 14 · 0.74× · 13
- NC 17 · 0.73× · 24
- NY 13 · 0.73× · 29
- AL 19 · 0.70× · 11
- MA 11 · 0.61× · 11
- NJ 14 · 0.60× · 14
What it shows: States with more quarterly job separations as a share of auto repair shop employment tend to sit higher on the chart across 31 states: a pattern in the data, not proof of cause.
- A moderate pattern, probably real but not certain: about 1 in 42 patterns this clear turn out to be false alarms. Weak spot: hold all-sky sunshine at the surface, kWh per square meter per day equal and only 21% of the quarterly job separations pattern remains, so part of it may be that factor.
Do brake master cylinder replacement problems track solo operators as a share of all auto repair businesses across states?
Are the parts for this repair getting more expensive, or only the labor?
The federal producer price index for new brake systems rose 36.2% from December 2019 to August 2026, while the consumer price index for motor vehicle repair, labor and parts together, rose 55.2% (BLS, national).
Prices of new brake systems, as shops buy them from makers, since December 2019, against consumer prices for motor vehicle repair. New brake systems: +36.2%; All motor vehicle parts: +17.4%; Motor vehicle repair, labor and parts together: +55.2%.
Has the replacement part I am buying been recalled?
NHTSA lists 4 equipment recalls coded to this part since 2015 (service brakes and parking brake), covering 83,861 items sold as parts rather than whole vehicles; the largest, by Brembo S.P.A. in 2018, covered 80,081.
| Year | Maker and product | NHTSA component | Defect | Items |
|---|---|---|---|---|
| 2018 | Brembo S.P.A.: Front Master Cylinder | foundation components master. | certain motorcycle front brake master cylinders, part numbers 10.4623.62 and 10.4623.63. | 80,081 |
| 2020 | Motorcar Parts Of America, Inc.: Master Cylinder | foundation components master. | certain Duralast NM4222 and NM55381 brake master cylinders sold as aftermarket replacement parts. | 2,403 |
| 2020 | Brake Parts Inc.: Brake Master Cylinder | foundation components master. | certain brake master cylinders sold under Raybestos, NAPA, and AC Delco brands, part numbers MC391232, M4840. | 1,339 |
| 2020 | Tenneco Automotive: Beetle, Jetta | foundation components master. | certain Beck/Arnley Master Cylinders, part number 072-9831, sold as aftermarket or replacement parts. | 38 |
Has this part been recalled abroad on cars that may share it?
Manufacturers filed 4 foreign recall campaigns that name brake master with NHTSA since 2015; the latest, from BMW of North America in 2020-12. These are recalls abroad, and they apply to U.S. cars only if the same model is sold here.
| Filed | Manufacturer | Foreign recall no. | What the filing says |
|---|---|---|---|
| 2020-12 | BMW of | 234 | To the geometric configuration of the BMW Group Company vehicle bodywork, the cowl panel cover, water drainage path, and location of the brake master cylinder reservoir, and during certain environmental and vehicle 5. |
| 2017-10 | Honda (American Honda Motor Co.) | 174 | Total Number of Vehicles Potentially Affected: 463,973 573.6(c)(5) Defect Description: Due to a supplier error, the surface of the brake master cylinder piston in affected vehicles may have received improper treatment. |
If this part was recalled, is the repair free?
Federal law (49 U.S.C. 30120) requires a maker to fix a recalled defect without charge for cars first bought within 15 calendar years (tires within 5), and NHTSA lists 14 recall campaigns for parts matched to a brake master cylinder replacement since model year 2015, covering about 867,172 vehicles.
| Rule or count | What it says |
|---|---|
| Age limits | The free-remedy duty does not apply to a car first bought more than 15 calendar years, or a tire first bought more than 5 calendar years, before the recall notice. |
| Failure to fix | A repair not done adequately within 60 days of presentation is prima facie evidence of failure to repair within a reasonable time; the maker must then replace the vehicle or refund the purchase price less depreciation. |
| Free remedy | A maker must fix a recall defect without charge. |
| NHTSA recalls matched to a brake master cylinder replacement since model year 2015 | 14 recall campaigns covering about 867,172 vehicles |
How many miles does a car of my age really drive in a year?
In the 2022 National Household Travel Survey, US vehicles aged 10-14 years are driven an average 15,415 miles a year against 12,170 for vehicles aged 0-2 years, so 50,000 miles of brake wear comes up in about 3.2 years at the faster pace and 4.1 years at the slower one (reported mileage, survey-weighted).
What it shows: 10-14 is the largest at 15,415, followed by 0-2 at 12,170; the smallest shown is 0-2 at 12,170.
How often does this part fail a real inspection, by car age?
In 181,256 New Jersey initial inspections in 2025 of vehicles sent through the safety lane, 6.4% of cars aged 16+ years failed the brake test against 0.5% of cars under 3 years, about 13 times as often (record counts, not a sample).
What it shows: 16+ is the largest at 6.4%, followed by <3 at 0.5%; the smallest shown is <3 at 0.5%.
Is it recalled or covered?
| Recall number | Vehicles | Cars recalled | What the recall says |
|---|---|---|---|
| 20V-332 | Ford F-150 2015–2017 | 292,311 | A loss of brake fluid may result in a change in brake pedal travel and feel, increased pedal effort and reduced front brake function, possibly requiring greater effort and distance to stop the vehicle. |
| 22V-150 | Ford F-150 2016–2018; Ford Expedition 2016–2017; Lincoln Navigator 2016–2017 | 195,864 | A loss of brake fluid may result in a change in brake pedal travel, increased pedal effort and reduced front brake function, requiring greater effort and distance to stop the vehicle. |
| 23V-458 | Honda Passport 2021–2023; Honda Ridgeline 2020–2023; Honda Pilot 2021–2022 and 2 more | 124,077 | Brake master cylinder separation can cause a loss of brake function and increase the risk of a crash. |
| 25V-236 | Ford Expedition 2017–2018; Ford F-150 2017–2018; Lincoln Navigator 2017–2018 | 123,611 | A brake fluid leak can cause reduced brake function and extend the distance required to stop, increasing the risk of a crash. |
| 25V-859 | Acura ILX 2016–2020 | 70,658 | Reduced brake function can extend the distance required to stop, increasing the risk of a crash or injury. |
| 18V-888 | Toyota Tacoma 2018–2019 | 44,121 | Reduced brake performance can lengthen the distance needed to stop the vehicle, increasing the risk of a crash. |
| 19V-277 | Audi Q5 2018–2019; Audi SQ5 2018–2019 | 12,645 | A short casting can cause a sudden loss of brakes, increasing the risk of crash. |
| 24V-723 | Volkswagen Atlas Cross Sport 2024; Volkswagen Atlas 2024 | 1,591 | An obstructed brake fluid port can cause a loss of brake function, increasing the risk of a crash. |
6 more recalls name this part, on smaller fleets. The car finder at the top checks yours.
NHTSA defect investigations naming this part (1)
| Case number | Vehicles | Opened | Status | What NHTSA looked at |
|---|---|---|---|---|
| RQ16001 | Ford F-150 2015–2016 | Sep 28, 2016 | Closed Jul 5, 2020 | Brake master cylinder. |
A bulletin is a repair procedure a maker sends its dealers, not a safety defect: if your maker is listed, ask the dealer whether one covers your car and quote its number.
| Maker | Vehicles | Bulletin number | Date | What it says |
|---|---|---|---|---|
| RAM | 2500 2015 | 9004412 | Aug 25, 2021 | MASTER CYLINDER, Brake A new master cylinder reservoir has been made available that is backward compatible but not interchangeable with old parts as follows: 68144489AA MASTER CYLINDER (OLD) or 68144492AA RESERVOIR (OLD) should be replaced with 68285796AA. |
| Honda | Accord Hybrid 2017 | A20-001 | Feb 7, 2020 | Service Bulletin - The brake tandem motor cylinder on certain vehicles may only operate in failsafe mode if saltwater (in areas where road salt is used) enters the brake tandem motor cylinder and corrodes its metal components. |
| Dodge | Durango 2018–2019 | 9004028 | May 8, 2019 | MASTER CYLINDER, Brake Prior to replacing master cylinder, please call the maker's technical assistance line. |
| Chevrolet | Bolt EV 2017 | PIC6234A | Oct 8, 2018 | This Preliminary Information communication advises the technician that Electronic Brake Control Module, Brake Pressure Modulator Valve, Power Brake Master Cylinder Booster Assembly and the Master Cylinder for the Chevrolet Bolt EV will be placed on a parts. |
| RAM | 3500 2017; 2500 2017 | 9003788 | Sep 27, 2017 | Master Cylinder, Brake Before replacing the master cylinder please call the maker's technical assistance line. |
| Cadillac | Escalade 2017; Escalade ESV 2017 | 17298 | Aug 1, 2017 | The bulletin file gives no description beyond its title (17298-service update). |
2 more bulletins name this part; the car finder at the top checks yours, and the NHTSA bulletin file linked below lists them all.
Manufacturer warranty extensions naming this part (4)
| Maker | Vehicles | Date | Notice number | What the maker extended |
|---|---|---|---|---|
| Dodge | Dart 2012–2015; Dart 2012–2014; Cherokee 2014–2015 | Nov 3, 2017 | 06-001-16 REV. A | Hydraulic clutch master cylinder and reservoir hose reducing pedal. |
| Dodge | Dart 2012–2015; Dart 2014–2015; Cherokee 2014–2015 | Nov 3, 2017 | D-160-1 | Hydraulic clutch master cylinder and reservoir. |
What do owners say?
4 complaints quoted word for word, each with its NHTSA number.
The dealer diagnosed a failed brake booster with master cylinder assembly and quoted ~$4,230 for repair.
They provided a quote for $2,309.10 stating it was the Master Cylinder.
In August 2021 ABS brake light is on and on 8-26-2021 I paid Approximately $1000 to have the master cylinder replaced to correct the problem.
Took the vehicle in to the local dealer and they looked at it , charged $140.00 to tell us that it needs a $2000.00 Brake Master Cylinder assembly.
Check your car
Brake master cylinder replacement runs $533–$920 for a midsize car at a chain shop, covering the cylinder and the labor to fit and bleed it. Vehicle class, shop type and part grade move the total most, and a soft or sinking pedal means stop driving until it is checked.
What changes the price the most?
Change one input at a time and the estimate moves like this. Everything else stays at the default: midsize car, chain shop, default part.
| Input changed | Estimate |
|---|---|
| Economy car (Civic, Corolla, Focus) | $497–$795 |
| SUV or truck (Tahoe, Ram 1500, 4Runner) | $622–$1,099 |
| Luxury or performance (BMW, Mercedes, Corvette) | $747–$1,420 |
| Independent shop (~$100/hr) | $469–$834 |
| Dealership (~$175/hr) | $711–$1,162 |
| OEM new part | $594–$1,088 |
| OE dealer original part | $706–$1,397 |
Vehicle class has the widest reach, since luxury cars cost more for parts and more in hours. Shop choice comes next. The part grade matters least, but it isn't nothing: the dealer-original part pushes the top of the range past what most midsize owners expect.
What does the estimate leave out?
The estimate prices the cylinder and the labor to fit it. It doesn't cover a diagnostic fee, new brake fluid beyond what bleeding uses, or a booster, line or caliper that turns out to be damaged too. If old fluid has eaten into other seals, a shop may recommend a full flush. Taxes, shop supply charges and local labor rates also vary, and hourly rates here are examples, not guarantees.
Frequently asked questions
Can I drive a short distance with a failing master cylinder?
Don't. A pedal that sinks or goes soft can lose braking power at the worst moment, and short trips still involve stopping. Have it towed or inspected.
Does the shop have to bleed the brakes afterward?
Yes. Air gets into the lines when the cylinder comes off, and air makes the pedal spongy. Make sure bleeding is part of the job.
Sources
Data shown on this page
- NHTSA owner complaint file (2015-2019 · 2020-2024 · 2025-2026) downloaded 2026-10-05
- NHTSA recall file downloaded 2026-10-05
- NHTSA defect investigation file downloaded 2026-10-05
- NHTSA service bulletin file (2015-2019 · 2020-2024 · 2025-2026) downloaded 2026-10-05
- NHTSA owner complaint files with VINs decoded by NHTSA vPIC data from 2025
- North Carolina Division of Air Quality, Vehicle Safety and Emissions Inspection Frequency Study data from 2017
- Census LEHD Quarterly Workforce Indicators 2024, NAICS 8111, joined to NHTSA owner complaints downloaded 2026-10-12
- Census Nonemployer Statistics 2021 and County Business Patterns 2023, NAICS 8111, joined to NHTSA owner complaints downloaded 2026-10-12
- BLS Producer Price Index, commodity data for motor vehicle parts (series WPU14120504); BLS Consumer Price Index item SETD for the repair row downloaded August 2026
- NHTSA Office of Defects Investigation, Foreign Campaigns (filings under 49 CFR 579.11, public API) downloaded 2026-10-05
- 49 U.S.C. 30120 (Remedies for defects and noncompliance), text via Cornell Legal Information Institute; NHTSA recall campaigns data from 2026
- FHWA, 2022 NextGen National Household Travel Survey, vehicle file downloaded 2026-10
- New Jersey Motor Vehicle Commission, Vehicle Inspection Data downloaded 2026-10
Terms: US government data, public domain.
Observed: records as filed; owner reports are unverified and are not failure rates. Derived: computed from the records; an association, not a cause. Rule: a published legal rule, not a measurement; whether it covers a given repair depends on the car and the facts. Reported: figures as reported by the publisher, not independently verified.
What is our own estimate
The price range comes from our calculator's formula. Its parts prices, labor hours per job and shop-rate tiers are CalcScrape estimates, not a published price dataset. Checked against RepairPal's range ($656–$796) on 2026-10-10: our default's midpoint is 0% above the middle of that range. Price evidence grade C: one outside published range; the hours and parts prices behind the estimate are CalcScrape assumptions and have not been checked against repair invoices. Methodology