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      Your concern might be complex to diagnose and may require additional equipment to pinpoint the cause. In this case, you'll receive Digital Inspection results plus a quote to perform deeper diagnostic/test procedures.

      Top 46 Alternator Repair Shops in O'Fallon, MO (page #2)

      Dobbs Tire & Auto Centers Lake St. Louis

      Dobbs Tire & Auto Centers Lake St. Louis

      4.5
      Good Standing
      Mo-Fr 7:00 AM – 6:00 PM
      Sa 7:00 AM – 5:00 PM
      Su Closed
      Cintech Automotive Repair

      Cintech Automotive Repair

      5
      Good Standing
      Mo-Th 8:00 AM – 5:00 PM
      Fr 8:00 AM – 4:30 PM
      Sa-Su Closed
      JC Car Care & Tire - South

      JC Car Care & Tire - South

      4.9
      Good Standing
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      Harris Auto & Tire

      Harris Auto & Tire

      4.9
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa-Su Closed
      Master's Touch Automobile

      Master's Touch Automobile

      4.9
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa-Su Closed
      Mr. Shifts Transmission Shop

      Mr. Shifts Transmission Shop

      4.8
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa 8:00 AM – 12:00 PM
      Su Closed
      Dan's Foreign Auto Repair LLC

      Dan's Foreign Auto Repair LLC

      4.8
      Good Standing
      Mo-Fr 8:00 AM – 12:00 PM, 1:00 – 5:00 PM
      Sa-Su Closed
      Jiffy Lube

      Jiffy Lube

      4.8
      Good Standing
      Mo-Fr 8:00 AM – 6:00 PM
      Sa 7:00 AM – 6:00 PM
      Su Closed
      Complete Auto & Exhaust

      Complete Auto & Exhaust

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa-Su Closed
      Car-X Tire & Auto

      Car-X Tire & Auto

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 6:00 PM
      Sa 7:30 AM – 5:00 PM
      Su Closed
      Toyota Service - Pappas Toyota

      Toyota Service - Pappas Toyota

      4.7
      Good Standing
      Mo-Fr 7:00 AM – 6:00 PM
      Sa 8:00 AM – 5:00 PM
      Su Closed
      Meineke Car Care Center

      Meineke Car Care Center

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 6:00 PM
      Sa 7:30 AM – 4:00 PM
      Su Closed
      Western Tire & Auto of St. Peters, MO

      Western Tire & Auto of St. Peters, MO

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 6:00 PM
      Sa 7:30 AM – 3:00 PM
      Su Closed
      Cottman Transmission and Total Auto Care

      Cottman Transmission and Total Auto Care

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa 8:00 AM – 12:00 PM
      Su Closed
      Meineke Car Care Center

      Meineke Car Care Center

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 6:00 PM
      Sa 7:30 AM – 4:00 PM
      Su Closed
      Complete Auto Body & Repair

      Complete Auto Body & Repair

      4.6
      Good Standing
      Mo-Fr 7:00 AM – 5:00 PM
      Sa-Su Closed
      Olympia Auto & Tire

      Olympia Auto & Tire

      4.6
      Good Standing
      Mo-Fr 7:30 AM – 6:00 PM
      Sa-Su Closed
      H & S Tire & Auto Center

      H & S Tire & Auto Center

      4.6
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa-Su Closed
      AAMCO Transmissions & Total Car Care

      AAMCO Transmissions & Total Car Care

      4.6
      Good Standing
      Mo-Fr 8:00 AM – 5:00 PM
      Sa 8:00 AM – 12:00 PM
      Su Closed
      Dobbs Tire & Auto Centers Wentzville

      Dobbs Tire & Auto Centers Wentzville

      4.6
      Good Standing
      Mo-Fr 7:00 AM – 6:00 PM
      Sa 7:00 AM – 5:00 PM
      Su Closed

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      Alternator Repair by city

      Top neighborhoods in O'Fallon , MO

      Symptoms of a bad alternator

      A bad alternator can take a toll on your vehicle’s electrical system, affecting the dashboard, lights, multimedia, AC, etc. This is because the alternator is one of the "pulsing hearts" of your vehicle's electrical and charging systems, acting as a power supply to many components. If you suspect an alternator issue in your car, read our checklist below to try and find similar symptoms to yours.

      1. Dim or Flickering Headlights

      A failing alternator struggles to provide consistent electrical power, causing headlights to dim or flicker.

      2. Battery Warning Light

      The vehicle’s dashboard illuminates the battery icon when the alternator fails to charge the battery adequately.

      3. Dead Battery

      A bad alternator fails to recharge the battery, eventually leaving it drained and unable to start the car.

      4. Electrical Failures

      Insufficient power output from the alternator can cause issues like malfunctioning power windows, radio, or dashboard lights.

      5. Strange Noises (Whining or Grinding)

      Worn bearings inside the alternator or a loose serpentine belt can create whining or grinding sounds near the engine.

      6. Burning Rubber or Electrical Smell

      Overheating in the alternator or a slipping belt can cause a distinct burning smell.

      7. Car Stalls or Struggles to Start

      A failing alternator can't supply enough power to keep the engine running or to start the car reliably.

      8. Dim Interior or Dashboard Lights

      A bad alternator reduces electrical power to the vehicle’s interior lighting and dashboard displays.

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