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Old 10-27-2012, 11:52 AM   #1
BrianV
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mixing dot 3 and dot 5 brake fluid?

Has anyone ever mixed dot 3 and dot 5 brake fluid

I have heard it is ok and I have heard don't do it
Any input or info on this would be appreciated

Thx
Brian
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Old 10-27-2012, 01:24 PM   #2
dwarf717
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Re: mixing dot 3 and dot 5 brake fluid?

Don't do it!!!
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Old 10-27-2012, 02:18 PM   #3
WIDESIDE72
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Re: mixing dot 3 and dot 5 brake fluid?

Nope. You have to have all the dot 3 out.
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Old 10-27-2012, 02:20 PM   #4
twouvakind
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Re: mixing dot 3 and dot 5 brake fluid?

Why even entertain the idea of DOT 5? Our brake hardware was/is fine with DOT 3.
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Old 10-27-2012, 03:52 PM   #5
Wrenchbender Ret
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Re: mixing dot 3 and dot 5 brake fluid?

Mixing DOT 3 & DOT 4 is ok but DOT 5 is pure silicone. It should only be used in certain applications.
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Old 10-27-2012, 07:50 PM   #6
ERASER5
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Re: mixing dot 3 and dot 5 brake fluid?

Quote:
Originally Posted by WIDESIDE72 View Post
Nope. You have to have all the dot 3 out.
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Fixed it for you.
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