How often do you need to change brake fluid?
Christopher Snyder
Updated on April 30, 2026
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Regarding this, is a brake fluid flush really necessary?
A good rule of thumb is to have your brakes flushed about every 30,000 miles (48,280 kilometers) or so. Brake flushing involves removing all the brake fluid from the system and getting all-new, clean fluid inside. Brake bleeding just means removing enough brake fluid to get air bubbles out of the brake lines.
Furthermore, how often do you need to flush brake fluid? Some manufacturers recommend a brake fluid flush every 45,000 miles, and some say every three years regardless of how many miles you have driven, but typically a brake fluid flush every 20,000 miles or every two years is recommend.
Similarly one may ask, is it necessary to change brake fluid every two years?
ANSWER: Most car manufacturers recommend changing the brake fluid every two years or so. Brake fluid is highly susceptible to absorbing moisture. Over time, this moisture can cause corrosion in the critical and very-expensive-to-replace ABS components. But it is the change in boiling point that is critical.
How much does a brake fluid change cost?
A brake fluid change costs between $73 and $104 for the majority of vehicles. The cost of labor will make up the vast majority of the cost, with the brake fluid itself relatively inexpensive. The cost is largely the same no matter what make and model of car you drive as it's a fairly straightforward repair.
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