Why Do My Car Lights Flicker When Driving? Causes, Fixes & Warning Signs

Car lights flicker while driving when the electrical system has unstable voltage. Common causes include a failing alternator, weak battery, bad ground connection, loose wiring, or worn headlight bulbs. Fixing the underlying electrical issue usually stops the flickering immediately. If your headlights or interior lights flicker while driving, it’s a sign your car’s electrical system […]