Automotive fluids are rather gross and toxic, and brake fluid is among the worst of them. Glycol-based brake fluid (DOT 3 or 4), used in the vast majority of cars, can act like paint thinner if ...

Q: I see many brake fluids on the market are now synthetic DOT 3 or DOT 4. How does that differ from the conventional DOT 3 or DOT 4 fluid? How does that differ from silicone brake fluid? And my main ...

Editor’s note: For the latest information on brake maintenance, click here. Changing brake fluid can be a slippery subject. Some manufacturers include it in their maintenance schedules and others ...

To most drivers, an oil change, a fresh oil filter, maybe some new spark plugs, and a quick tire check is enough car maintenance. Fair enough — but when did your brake fluid last cross your mind? You ...