Car Alternator Not Charging Battery

ProblemThe battery warning light appears on the dashboard. Possible CausesAlternator failureLoose battery connectionsWorn drive belt How To Fix ItCheck battery terminals for corrosionTurn off unnecessary electrical accessories When To Call A ProfessionalAlternator or charging system repairs require mechanic service.

ProblemThe car shakes or vibrates when applying the brakes. Possible CausesWarped brake rotorsWorn brake padsLoose suspension parts How To Fix ItInspect brake pads for wearAvoid heavy braking until the issue is diagnosed When To Call A ProfessionalBrake rotor resurfacing or replacement may be necessary.

ProblemThe car battery loses charge overnight. Possible CausesElectrical drainOld batteryFaulty alternator How To Fix ItTurn off all lights and accessories when leaving the vehicleCheck battery age When To Call A ProfessionalElectrical system testing may be needed to locate battery drain.

ProblemThe car engine shuts off when the vehicle is idling at a stop. Possible CausesDirty throttle bodyFaulty idle air control valveFuel delivery problems How To Fix ItRestart the vehicleAvoid heavy acceleration until the issue is identifiedCheck for warning lights on the dashboard When To Call A ProfessionalPersistent stalling may require engine diagnostics by a mechanic.

ProblemThe car heater fails to produce warm air. Possible CausesLow coolantFaulty heater coreThermostat issues How To Fix ItCheck coolant levelAllow engine to warm fully before driving When To Call A ProfessionalHeating system components may require mechanic inspection.

ProblemThe engine temperature rises above normal while driving. Possible CausesLow coolant levelsFaulty thermostatCooling fan failure How To Fix ItCheck coolant level once the engine coolsTurn off the air conditioner and turn on the heater to reduce engine temperature When To Call A ProfessionalCooling system repairs may require mechanic inspection.