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Official NHTSA safety recallImmediate safety action

2021 Ford F-150 · SERVICE BRAKES, HYDRAULIC

SERVICE BRAKES, HYDRAULIC: recall 21V533000

Reduced braking performance can increase the risk of a crash.

Read the source records Repair paths and safe checks
Covered model years
2021
Evidence level
Official NHTSA safety recall
Source review date
2026-10-18
Jurisdiction
United States
Record ID
ford-f-150-2021-21v533000

What the source says

The documented condition

Ford Motor Company (Ford) is recalling certain 2021 F-150 vehicles. The electronic brake booster may leak brake fluid into the electronic control unit, which could result in reduced braking performance.

Consequence identified by NHTSA

Reduced braking performance can increase the risk of a crash.

Campaign 21V533000; report received 2021-07-15. Source checked 2026-10-18.

Source component: SERVICE BRAKES, HYDRAULIC

Compare the pattern

Symptoms and vehicle scope

Condition described by NHTSA

Ford Motor Company (Ford) is recalling certain 2021 F-150 vehicles. The electronic brake booster may leak brake fluid into the electronic control unit, which could result in reduced braking performance.

    Vehicles and limits

    • NHTSA model names: F-150. Model years: 2021.
    • NHTSA campaign 21V533000
    • The complete campaign lists 56 potentially affected units across all listed vehicles.
    • A make, model and year match does not establish VIN eligibility.

    Manufacturer position

    What the official procedure directs

    Dealers will replace the electronic brake booster assembly, free of charge. Owner notification letters were mailed on July 28, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21S33.

    Mileage context

    Campaign 21V533000 is based on the recalled vehicle population and VIN, not a published mileage threshold. Mileage alone cannot confirm or exclude it.

    Original evidence

    Open the documents behind this record.

    NHTSA safety recall · 21V533000 · 2021-07-15

    NHTSA campaign 21V533000

    Official component, defect, consequence and remedy; checked 2026-10-18.

    Repair paths and safe checks

    Match the action to the evidence.

    Official repair pathManufacturer or authorized dealer · Confirm with the dealer

    Official recall remedy

    Dealers will replace the electronic brake booster assembly, free of charge. Owner notification letters were mailed on July 28, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21S33.

    Boundary

    Confirm VIN eligibility and current remedy instructions with the manufacturer.

    Safe owner checkVIN lookup · Before arranging repairs

    Check the complete VIN

    Check the 17-character VIN at NHTSA.gov/recalls and ask the manufacturer whether this campaign remains open for the vehicle.

    Boundary

    The model-year list is not proof that an individual vehicle is affected.

    Record reviewed in the source on 2026-10-18. Confirm the current document and VIN instructions before arranging work.

    How we check a problem · All records for the 2021 Ford F-150

    Before authorizing work

    Read the method beside the problem.

    Safety and triage8 min read

    When a car is unsafe

    Stop safely when control changes, smoke appears or the manual tells you to stop. Do not use a short trip home as a test of whether the fault is serious.

    Read the guide
    Diagnosis and symptoms8 min read

    Why symptoms overlap

    “It makes a weird noise” is useful human language. Diagnosis begins when that language is tied to the exact vehicle and its operating conditions.

    Read the guide

    More for this model

    Other Ford F-150 records