Should you replace all brake lines?

An opportune time to replace brake lines is virtually any time the car is off the ground with wheels off. Since the brake system must be bled of air whether one or four brake lines are changed, it makes good economic sense to replace all four at the same time.

Do you have to replace the whole brake line?

To replace just the section of line that is leaking, the remaining portion of line must be in good shape and relatively free of rust. You do not want to attempt a sectional repair if the surrounding portions of line are found to be in poor shape as well. If the remaining line is compromised, the entire brake line should be replaced.

Which is the best material to replace brake lines?

Copper tends to be easier to work with, is corrosion resistant, but can work harden or fatigue easier. Steel on the other hand is susceptible to corrosion so coatings are applied such as an epoxy or zinc. Stainless steel lines are also an option which can be harder to work with, yet is corrosion resistant.

What should I do if my brake line is leaking?

When a leaking brake line becomes evident, there are only two options for remedying the situation, repairing the line by replacing the damaged section, or replacing the line in its entirety. The decision of which path to proceed with comes down to the extent to which the remaining portion of the line is corroded.

How do you remove a brake line from a car?

You must free the brake lines from this bracketing before removal. This can be easily accomplished with the aid of a flathead screwdriver that is used to pop the sectional portions of the hold-downs apart. You will now loosen and disconnect the nuts or fittings at each end of the line.

What do I need to replace the brake lines?

line wrenches
flaring kit
new brake line
brake line fittings
line cutter
file
brake fluid
rags
jack and axle stands or ramps

How can I tell if brake line is bad?

To check your brake lines, do the following: Check carefully along the brake lines. Wetness and streaks of dried fluid are signs of trouble. If you see rust spots on your lines, gently sand them off. Also look for thin places under those spots that may turn into holes before long. Feel the rubber parts of the brake lines.

How do you install new brake lines?

Install the New Brake Line. Installing the new brake line is really just a matter of reversing the process used for removal. If there is a retainer clip on the new hose, attach this to the piston fitting. Carefully hand thread the connection together, by hand.

Should I replace my brake lines?

Brake lines do develop issues over time, and should be replaced for any of the following reasons. If the metal brake tubes have developed significant rust, that’s a big reason to replace them. All brake fluid will absorb water over time; that is a principal reason to flush the brake fluid on a regular basis.