Have an after hours question or need a quote? We'll get right back to you!
Store HoursToday: Closed On Saturday

96% of customers
would refer us to friends

4.97       672 reviews

4.97 stars - based on 672 reviews
Express Auto Service & Repair

Have you ever been driving around and suddenly wondered when should you replace your car battery? Car batteries do not last forever, so here are five signs that indicate when you need to get a battery replacement.

  1. Slow Engine Crank: If your engine takes longer than usual to start, that’s often a sign of a weak battery. A slow crank indicates the battery isn’t holding enough charge, an early warning that a car battery replacement may be needed.
  2. Dim or Flickering Lights: A failing battery can affect your headlights, interior lights, and power windows. Dimming or flickering indicates low voltage output and should prompt you to consider when should you replace your car battery.
  3. Dashboard Warning Light:  The battery or check engine light may appear if the battery or charging system is underperforming. Don’t ignore it; it could signal the need for a car battery replacement before a breakdown occurs.
  4. Corrosion or Damage: Visual inspection can reveal physical signs that your battery is deteriorating. Look out for:
    • Rusty terminals
    • Leaking fluid
    • Swollen battery case
    • Unusual smell
  5. These are key indicators when should you replace your car battery to avoid sudden failure.
  6. Battery Age: If your battery is over 3 years old, especially in hot weather, have it tested. Most of the last 3 to 5 years, timely car battery replacement has prevented sudden failure in summer traffic

Knowing when should you replace your car battery and acting early helps prevent getting stuck in the heat. Watch for key warning signs, and don’t delay a car battery replacement if any appear. Stay ahead to keep your vehicle safe and reliable.

Need to know when should you replace your car battery? Contact our ASE-certified technicians at Express Auto Service & Repair for more information about car battery replacement and to schedule an appointment. Our auto shop serves vehicle owners in Mankato, MN, and the neighboring communities of North Mankato, MN, New Ulm, MN, and St. Peter, MN.

About the Author

Tony Jones

Tony Jones is the owner of Express Auto Service & Repair in Mankato, MN, and an ASE Master Certified Technician with EPA Certification. With decades of hands-on experience and deep industry knowledge, Tony leads his team with a commitment to honest service, advanced diagnostics, and quality workmanship. As a trusted voice in local automotive care, he’s passionate about educating drivers and helping them make confident, informed decisions about their vehicles.

Learn more about Tony and the shop →

Wondering when should you replace your car battery? Ask your auto repair professional for more information about car battery replacement.

Have you ever been driving around and suddenly wondered when should you replace your car battery? Car batteries do not last forever, so here are five signs that indicate when you need to get a battery replacement.

  1. Slow Engine Crank: If your engine takes longer than usual to start, that’s often a sign of a weak battery. A slow crank indicates the battery isn’t holding enough charge, an early warning that a car battery replacement may be needed.
  2. Dim or Flickering Lights: A failing battery can affect your headlights, interior lights, and power windows. Dimming or flickering indicates low voltage output and should prompt you to consider when should you replace your car battery.
  3. Dashboard Warning Light:  The battery or check engine light may appear if the battery or charging system is underperforming. Don’t ignore it; it could signal the need for a car battery replacement before a breakdown occurs.
  4. Corrosion or Damage: Visual inspection can reveal physical signs that your battery is deteriorating. Look out for:
    • Rusty terminals
    • Leaking fluid
    • Swollen battery case
    • Unusual smell
  5. These are key indicators when should you replace your car battery to avoid sudden failure.
  6. Battery Age: If your battery is over 3 years old, especially in hot weather, have it tested. Most of the last 3 to 5 years, timely car battery replacement has prevented sudden failure in summer traffic

Knowing when should you replace your car battery and acting early helps prevent getting stuck in the heat. Watch for key warning signs, and don’t delay a car battery replacement if any appear. Stay ahead to keep your vehicle safe and reliable.

Need to know when should you replace your car battery? Contact our ASE-certified technicians at Express Auto Service & Repair for more information about car battery replacement and to schedule an appointment. Our auto shop serves vehicle owners in Mankato, MN, and the neighboring communities of North Mankato, MN, New Ulm, MN, and St. Peter, MN.

About the Author

Tony Jones

Tony Jones is the owner of Express Auto Service & Repair in Mankato, MN, and an ASE Master Certified Technician with EPA Certification. With decades of hands-on experience and deep industry knowledge, Tony leads his team with a commitment to honest service, advanced diagnostics, and quality workmanship. As a trusted voice in local automotive care, he’s passionate about educating drivers and helping them make confident, informed decisions about their vehicles.

Learn more about Tony and the shop →

Tony & Michael Commerce Auto
Express Auto Service & RepairAuto Repair Shop in Mankato, MN

$$$

465 Poplar St, Mankato, MN 56001507-625-8005service@expresscareautomn.com
Mon:07:30am - 05:30pm
Tue:07:30am - 05:30pm
Wed:07:30am - 05:30pm
Thu:07:30am - 05:30pm
Fri:07:30am - 05:30pm
Sat:Closed
Sun:Closed
Facebook Twitter Blog Google Yelp
american express, mastercard, visa, discover, cash, checks, debit, voyager network, ari, cfs, easypay, voyager, wex
Store Info
Store Hours
Get Direction