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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 21 Alternator Repair Shops in Boulder, CO

      AutoTechIQ's Featured Certified Shop
      HTC Automotive Repair

      HTC Automotive Repair

      4.8
      Certified
      Mo-Fr 7:30 AM – 5:00 PM
      Sa-Su Closed
      John's Auto Care

      John's Auto Care

      4.8
      Certified
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      Repair Masters Automotive LLC

      Repair Masters Automotive LLC

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      Boulder Valley Automotive Repair Shop

      Boulder Valley Automotive Repair Shop

      4.9
      Good Standing
      Mo-Fr 7:30 AM – 5:30 PM
      Sa-Su Closed
      Pete's Garage - Auto Repairs Boulder Colorado

      Pete's Garage - Auto Repairs Boulder Colorado

      4.6
      Good Standing
      Mo-Fr 7:30 AM – 5:30 PM
      Sa-Su Closed
      Pellman's Automotive Repair Shop Boulder

      Pellman's Automotive Repair Shop Boulder

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      AutoHaus of Boulder Auto Repair Shop

      AutoHaus of Boulder Auto Repair Shop

      4.8
      Good Standing
      Mo-Th 8:00 AM – 5:00 PM
      Fr 8:00 AM – 4:00 PM
      Sa-Su Closed
      Independent Motors: Auto Repair In Boulder

      Independent Motors: Auto Repair In Boulder

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 5:30 PM
      Sa-Su Closed
      The Auto Repair Place

      The Auto Repair Place

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      True Automotive - Boulder

      True Automotive - Boulder

      4.7
      Good Standing
      Mo-Fr 8:00 AM – 5:30 PM
      Sa-Su Closed
      Legacy Automotive

      Legacy Automotive

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 5:00 PM
      Sa-Su Closed
      Hoshi Motors Auto Repair Boulder

      Hoshi Motors Auto Repair Boulder

      4.9
      Good Standing
      Mo-Fr 7:30 AM – 5:00 PM
      Sa-Su Closed
      The Shop Automotive LLC

      The Shop Automotive LLC

      4.8
      Good Standing
      Mo-Th 8:00 AM – 6:00 PM
      Fr-Su Closed
      Boulder Hybrids Repair Shop

      Boulder Hybrids Repair Shop

      4.9
      Good Standing
      Mo-Fr 8:30 AM – 5:30 PM
      Sa 9:30 AM – 1:30 PM
      Su Closed
      Slipstream Autocare

      Slipstream Autocare

      5
      Good Standing
      Mo-Th 8:00 AM – 5:30 PM
      Fr 8:00 AM – 4:00 PM
      Sa-Su Closed
      Chan Foreign Car

      Chan Foreign Car

      4.9
      Good Standing
      Mo-Fr 8:00 AM – 6:00 PM
      Sa 8:00 AM – 12:00 PM
      Su Closed
      Audi Boulder Service

      Audi Boulder Service

      4.8
      Good Standing
      Mo-Fr 7:30 AM – 5:30 PM
      Sa 8:00 AM – 3:00 PM
      Su Closed
      Super Rupair

      Super Rupair

      4.8
      Good Standing
      Mo-Fr 7:30 AM – 5:30 PM
      Sa-Su Closed
      John's 4x4

      John's 4x4

      4.7
      Good Standing
      Mo-Fr 7:30 AM – 5:00 PM
      Sa-Su Closed
      Big O Tires

      Big O Tires

      4.6
      Good Standing
      Mo-Sa 7:00 AM – 6:00 PM
      Su 9:00 AM – 5:00 PM
      J & S Automotive

      J & S Automotive

      4.6
      Good Standing
      Mo-Fr 7:30 AM – 5:00 PM
      Sa-Su Closed

      How weather affects Alternator Repair

      Do you plan to take your vehicle to a place like Flagstaff, AZ with prolonged heat/cold or humidity in the next 3 months? Please consider the following impact on your vehicle:

      Heat is generated very quickly due to the friction between the brake pads and the brake rotors, so the brake system will remain warm long after the vehicle has been parked in Flagstaff, AZ. Heavy braking can overheat the brakes, leading you to experience brake fade that reduces the efficiency of the brakes and lengthens the distance your vehicle comes to a complete halt. When engine oil is thinner due to heat, there is increased risk of leaks occurring. Additionally, higher temperatures as in{' '} Flagstaff, AZ can lead to insufficient lubrication, resulting in sludge formation. oil flow might be lowered and can impede your vehicle's overall performance.

      Related Fixes

      Any or all of the following fixes might be proposed by your shop in Flagstaff, AZ to restore your brake system to operate as designed and meet safety standards. THESE FIXES are offered by all shops IN the neighborhoods

      Related Fixes

      Select the state and town where this fix should be performed

      Alternator Repair by city

      Top neighborhoods in Boulder , CO

      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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