Four Wheel Logic

To clean a car headliner, gently vacuum, then spot-treat stains with foam cleaner and a microfiber cloth while keeping the fabric only slightly damp.

To clean oil off of concrete, blot fresh spills, apply a degreasing cleaner or dish soap, scrub with a stiff brush, then rinse with hot water.

To clean off battery acid, protect your skin, neutralize the acid with baking soda, then wipe, rinse, and dry the affected area carefully.

To clean leather car seats, vacuum, wipe with mild cleaner, treat stains, then condition the leather gently.

Cleaning hazy headlights means washing, decontaminating, polishing, and sealing the plastic so night visibility stays strong.

Cleaning fuel injectors at home uses safe cleaners and simple steps to clear deposits so your engine starts easier and idles more smoothly.

To clean carpet in a car, vacuum thoroughly, treat stains, then scrub with a mild cleaner and extract moisture for a fresh, dry finish.

Cleaning the idle air control valve with the right cleaner can smooth rough idle, reduce random stalling, and delay the cost of replacement.

To clean an engine, cool it, cover electrics, spray degreaser, rinse gently, then dry and inspect for leaks or worn parts.

Cleaning an air filter means removing loose dust, washing or vacuuming the filter as the manufacturer allows, and drying it fully before reinstalling.