Windshield washer fluid is the easiest to change and has the easiest reservoir to find. Once you pop the hood open, you can’t miss the blue cap. To fill it, pour new washer fluid into the reservoir ...

Okay, consider this your intervention. You're hovering in the auto parts store, a single bead of sweat tracing a path of existential dread down your face, staring at two bottles: DOT 3 and DOT 4 brake ...