The idiot light for my brake system, not the ABS, kept coming on when I stopped hard so I thought the cheapest fix to try was to add some more fluid. My owner’s manual calls for DOT3 but when looking at the wide array of choices at WallyWorld I saw DOT4 had higher boil off specs than DOT3 and was a…

Can I mix DOT3 and DOT4 brake fluid

Caddyman February 1, 2010, 4:58pm 2

DOT-3 and DOT-4 are compatible with each other, no problem. The difference between them is very small…More of a Shelf=Space issue then anything else…