





Car Battery Replacement made easy
Enter your cars details to request an estimate for your repair. 🔧
Or choose from hundreds of common repairs here.






Car Battery Replacement made easy
Enter your cars details to request an estimate for your repair 🔧
Why book with us?

Loved by thousands
All our work comes with a 12 month, 10,000km parts and workmanship guarantee.

Upfront, fixed pricing
No "from..." pricing here. We honor our prices, and our quotes don't change unless the job does.

Peace of mind maintenance
We make it easy so you can get on with your day. Car maintenance at home, work or at the golf club.
Tell me about my Car Battery Replacement
The car battery is the heart of your vehicle’s electrical system. It provides the power needed to start the engine and run all of the electronics when the engine is off. Over time, batteries wear out and lose their ability to hold a charge. Replacing a failing car battery ensures reliable starting and prevents breakdowns.
What is a car battery?
A car battery is a rechargeable power source that supplies electricity to the starter motor, ignition system, and electronics such as lights, radio, and onboard computers. Once the engine is running, the alternator takes over charging the battery and powering the vehicle’s systems.
Why do you need a car battery?
Without a working battery, your vehicle won’t start. A reliable battery ensures that all electrical systems work properly, from powering the ignition to keeping accessories like air conditioning, headlights, and safety systems running.
How do you know when to replace a car battery?
Common signs your car battery may need replacing include:
- Engine cranks slowly or doesn’t start
- Clicking noise when turning the key
- Battery warning light on the dashboard
- Electrical systems (lights, radio, windows) not working properly
- Battery case is swollen, leaking, or corroded
- Battery is more than 3–5 years old
What happens during a car battery replacement?
A mechanic will:
- Test the existing battery to confirm it is faulty
- Disconnect and remove the old battery
- Inspect and clean battery terminals and cables
- Install a new battery of the correct size and specification
- Secure the battery and reconnect terminals
- Test the charging system and start the engine to confirm proper operation
How much does a car battery replacement cost?
Car battery replacement typically costs between $200–$450, depending on the size, type, and brand of battery. Premium or start-stop batteries may cost more. Mobile battery replacement services are often available for convenience.
Is it unsafe to drive with a bad car battery?
Yes. A weak or failing battery may prevent your car from starting at all, or cause it to stall unexpectedly if the alternator can’t keep up. It’s best to replace a bad battery before it leaves you stranded.
Need help finding the right service or repair?
Our experts can help. Call or email at hello@turnersservice.co.nz.
Frequently Asked Questions 🧐
How do online bookings work for car servicing & basic repairs?
Once you fill out your details, you’ll be shown the ‘search results’ which displays instant fixed-price quotes from local service providers that can be booked online.
Can I get quotes for more complex repairs and inspections?
Yes. Once you have entered in your vehicle details and location, you’ll be able to browse through available repair tasks or inspections that you would like a quote for.
Will the price I'm quoted via Turnersservice.co.nz be the final price I'll pay?
Yes. For the work included in the quote, the price you’re quoted is the final price you’ll pay.
How long will my service or repair take?
If you’ve booked with a workshop, the service provider will usually require your vehicle for the entire day due to scheduling. If you’ve booked with a mobile provider, you will only be without your vehicle for the time it takes to complete the job.
What are my payment options?
Booking your car service or repair through Turners Service & Repairs gives you access to these convenient payment options:
1. Pay upfront and online using your credit or debit card or PayPal
2. Flexible payment options with Afterpay
3. In some instances, you can choose to pay the mechanic when the service or repairs have been completed.
Will I get an invoice at the end of my service or repair?
Yes, we send through a comprehensive report and invoice / receipt once the booking is completed. If you have any questions please reach out via 0800 768 000.