Battery warning light stays on while driving
Headlights dim or flicker
Dashboard lights dim or behave erratically
Car struggles to start or won’t start
Battery keeps dying after being charged or replaced
Electrical accessories work poorly or stop working
Engine stalls while driving
Strange whining, grinding, or squealing noise from the engine bay
Burning smell from the alternator area
Battery voltage is low when tested with the engine running
Car runs normally only until the battery loses charge
Corroded, loose, or damaged alternator wiring or belt
Belt driving the alternator is loose, worn, or broken