Your car’s 12-volt battery is a crucial component that provides the power needed to start your engine, run electronics, and keep your vehicle operating reliably. However, in Alaska’s extreme cold temperatures, battery life expectancy is much shorter than in warmer climates. At A&A The Shop, we’ve helped countless drivers deal with dead or failing batteries, especially during the harsh winter months. Here’s what you need to know about car battery replacement and cold-weather performance.

How Long Does a Car Battery Last?

Under normal conditions, a typical 12-volt car battery lasts about 4–5 years. However, in Alaska, where winter temperatures frequently drop below 0°F, battery life is significantly reduced. Cold weather slows down the chemical reactions inside the battery, making it harder to start your car. As a result, many Alaskans find they need to replace their battery every 2–4 years.

Signs That Your Battery Needs Replacement

If your battery is more than two years old, it’s important to monitor for warning signs of failure, including:

• Slow engine cranking – If your car struggles to start, your battery may be weakening.
• Dim headlights or flickering interior lights – A weak battery can’t power accessories efficiently.
• Clicking sound when turning the key – This often indicates insufficient power to engage the starter.
• Frequent jump-starts needed – If you need to jump-start your car often, it’s time for a new battery.
• Battery warning light on the dashboard – This indicates charging system problems that may involve the battery.

Why Do Car Batteries Fail Faster in Cold Weather?

Alaska’s frigid temperatures can severely impact battery performance by:

• Reducing cranking power – At 0°F, a car battery loses about 60% of its capacity, making it much harder to start your engine.
• Thickening engine oil – Cold oil increases the amount of power needed to turn the engine over.
• Increasing charging demands – Short trips in winter don’t allow the alternator to fully recharge the battery, leading to gradual power loss.
• Corrosion and sulfation – Cold weather can cause lead sulfate crystals to build up on battery plates, further reducing lifespan.

How to Extend the Life of Your Battery in Alaska

• Test Your Battery Before Winter – Have your battery checked before freezing temperatures hit to ensure it holds a strong charge.
• Use an Engine Block Heater – Warming the engine reduces strain on the battery during cold starts.
• Park in a Garage or Sheltered Area – Keeping your car out of extreme cold helps maintain battery life.
• Drive Longer Distances – Short trips prevent the battery from fully recharging; a longer drive allows the alternator to restore power.
• Keep Battery Terminals Clean – Corrosion can reduce the battery’s ability to deliver power efficiently.
• Consider an AGM Battery – Absorbent Glass Mat (AGM) batteries perform better in extreme cold and last longer than traditional lead-acid batteries.

Professional Battery Replacement at A&A The Shop

At A&A The Shop, we offer battery testing, replacement, and cold-weather solutions to ensure your Subaru or Toyota starts reliably all winter long. Our services include:

• Battery Inspections – Check your battery’s voltage and cold cranking amps (CCA).
• High-Quality Replacement Batteries – We install batteries designed for extreme cold-weather performance.
• Charging System Checks – We test your alternator and starter to ensure the entire system is functioning properly.

Schedule Your Battery Service Today

Don’t wait until your battery fails in the cold—be proactive and replace it before winter leaves you stranded. If you’re unsure about your battery’s condition, bring your vehicle to A&A The Shop for a battery test today.

Visit us at 4617 Old Seward Hwy, Anchorage, AK or Call us at 907-562-3919 to schedule an appointment.

Stay ahead of Alaska’s brutal winters—ensure your car’s battery is ready when you need it most!

Your vehicle’s engine relies on many critical components to run smoothly, and spark plugs are among the most essential. They provide the ignition spark that starts combustion, powering your vehicle efficiently. Over time, spark plugs wear out, causing performance issues and reduced fuel economy. At A&A The Shop, we’ve seen how neglected spark plugs can lead to bigger engine problems, so let’s dive into why timely replacement is so important.

What Do Spark Plugs Do?

Spark plugs ignite the air-fuel mixture in the engine’s combustion chamber, creating the controlled explosion that powers your car. Without properly functioning spark plugs, your vehicle may struggle with ignition, acceleration, and overall performance.

Signs That Your Spark Plugs Need Replacing

If your spark plugs are worn or failing, you may notice these symptoms: 

• Rough Idling – Your engine may vibrate or sound uneven at idle. 
• Slow or Hard Starting – A weak spark can make starting your vehicle difficult.
• Reduced Fuel Efficiency – Worn spark plugs cause incomplete combustion, wasting fuel.
• Loss of Power & Acceleration – Your engine may feel sluggish when you press the gas.
• Engine Misfires – A failing spark plug can cause hesitation or jerky performance.
• Check Engine Light – In modern vehicles, bad spark plugs can trigger diagnostic trouble codes.

How Often Should You Replace Spark Plugs?

Replacement intervals vary depending on your vehicle and the type of spark plug used:

• Copper Spark Plugs – Typically last 20,000–30,000 miles.
• Platinum Spark Plugs – Can last 50,000–60,000 miles.
• Iridium Spark Plugs – Offer the longest lifespan, often 80,000–100,000 miles.

Subaru models, for example, often require high-performance iridium plugs, which last longer but should still be replaced before reaching 100,000 miles to maintain optimal engine performance.

Why Timely Spark Plug Replacement Matters

Replacing your spark plugs at the recommended interval helps:

• Improve Fuel Economy – New plugs ensure complete combustion, maximizing efficiency.
• Restore Engine Performance – Fresh spark plugs provide consistent ignition and power.
• Reduce Emissions – Proper combustion lowers unburned fuel emissions.
• Prevent Costly Repairs – Delaying replacement can lead to carbon buildup, ignition coil failure, or catalytic converter damage.
• Enhance Reliability – A well-maintained ignition system prevents breakdowns and cold-start issues.

Professional Spark Plug Replacement at A&A The Shop

At A&A The Shop, we specialize in Subaru and Toyota maintenance, ensuring your spark plugs are replaced with high-quality OEM or better components. Our experienced technicians will:

• Inspect your spark plugs for wear and deposits
• Use the correct spark plug type for your engine
• Check ignition coils and related components
• Ensure proper gap and torque settings for longevity

Schedule Your Spark Plug Service Today

If your vehicle is experiencing performance issues, it may be time to replace the spark plugs. Avoid costly engine repairs by scheduling a spark plug inspection and replacement at A&A The Shop.

Visit us at 4617 Old Seward Hwy, Anchorage, AK Call us at 907-562-3919 to book an appointment.

Let us help keep your engine running at its best with a professional spark plug replacement service!