Service, Repairs & MOT

Car battery replacement in Bristol

Book an RAC Mobile Mechanic and we’ll come to you at home or work.

  • 12-months parts guarantee
  • Honest pricing
  • Exceptional customer service

£210.03

Average price for this repair in Bristol in the last 30 days^

Trustpilot rating for all RAC Mobile Mechanics.

Why choose the RAC for a car battery replacement?

At the RAC, we've got over 125 years' experience helping UK drivers. We have the skills and knowledge to keep your vehicle running.

Plus, with RAC Mobile Mechanics, you can avoid the hassle of taking your vehicle to a garage when you need a repair. We’ll come to you, at your home or work.

Close up of an RAC Mobile Mechanic underneath a car

Our top pick in Bristol

Our top pick

RAC Mobile Mechanic in Bristol

At the RAC, we’ve got over 125 years’ experience in offering complete peace of mind to our members. We’re best known for our breakdown service. And now – our new RAC Mobile Mechanics are here to help make every day motoring easier. If you need a service or repair, they’ll come to you at your home or work.

Book a car battery replacement

If your car won’t start due to a dead or failing battery, our mobile mechanics can test your battery, provide a replacement, and install it on the spot at home or work, saving you the hassle of going to a garage.

We use original equipment manufacturer (OEM) standard parts, which means every new part will be the same standard and same quality as the original part it replaced.
Our mobile mechanics are friendly, honest, and backed by the RAC.
Close up of an RAC Mobile Mechanic running a vehicle diagnostic check

Book a diagnostic

For when you know something isn’t right, but you’re not sure what – our mobile mechanics are here to help.

We’ll look for any mechanical or electrical problems. If we need to, we’ll also check your car’s onboard engine management system. Depending on your car and issue, this will usually include: – Engine – Power steering – Brakes – Transmission – Exhaust system – Fuel injection system – Cooling system and air flow – Sensors
If we detect any issues, we'll talk through what needs to be repaired. We’ll give you a no-obligation quote to fix it on the spot, if we can. Or we’ll recommend a local RAC Approved Garage, and give you a full error report to take there.

And it’s not just car battery replacements that we do in Bristol

Mobile mechanics bring the garage to you, saving you the hassle of getting your car to a garage. If you need a service or repair, they’ll come to you at your home or work.

Try one of our RAC Approved Garages

T.D Garage Services

4.5/5

At TD Garage Services Ltd, we take care of all car makes and models. Whether you have a Ford, a Fiat, a Honda or a Hyundai, you can trust us to do a quality job. We are well known as a reliable local garage that provides a range of services including car repairs, servicing as well as MOT testing.
Unit 20, Windmill Farm Business Centre, Bristol, BS34DB

PC Motors.

4.4/5

Established in 1980, our main workshop is located in the Horfield area of Bristol. We have a thirty year heritage of being Volkswagen Audi Group (VAG) specialists. As such we are highly experienced in the repair, parts replacement and servicing of the entire range of VAG makes and models. Our many years of expertise, working on these respected brands, makes us the leading independent specialists for VAG vehicles in the Bristol area. We are a fully certified RAC Approved Garage Network member and can also carry out any warranty work. Our team of trained, qualified, reliable and trustworthy technicians and mechanics have secured solid customer and key stakeholder relationships over our 30 year heritage. Confidence in our service quality, advice integrity and competitive pricing has resulted in a significant number of our customers staying loyal to us for over ten years.
Unit 1, Elm Road, Horfield, Bristol, BS78RJ

IN'n'OUT Autocentres Bristol

4.2/5

At IN’n’OUT Autocentres we offer fixed prices MOTs and Servicing for any make and model of car with no hidden extras. We are proud to be a ‘Which? Trusted Trader’ so we are really a garage you can trust. We also have a 5 Star Trustpilot reviews rating. We provide OEM parts and 12 months warranty on all parts and servicing. We only use premium Castrol oils in all servicing. Our services are all completed ‘while-u-wait’ so you have never have the inconvenience of losing your car for the day. You can watch your car as it is being worked on through the viewing window or sit back and relax in our clean and comfortable customer lounges with FREE Wi-Fi and coffee and read the latest magazines. Check out our latest reviews and BOOK NOW!!
In-N-Out Autocentres, Cribbs Causeway, Bristol, BS10 7UD

Bond Motor Services

4.2/5

Welcome to Bond Motor Services, a modern-thinking Motor Dealership and Repair Centre with a focus on traditional values and Service. We offer competitive Vehicle Servicing, Mechanical Repairs, Tyre Services and MOTs. Bond motor Services undertake the servicing and repair of all makes and models of cars and vans. Established for more than 15 years, proprietor expects nothing but the best from his team of qualified Technicians, and will ensure that both you and your car receive the very best of service. From your first contact you can expect friendly and open discussion about your vehicle and any work required, at an agreed and competitive price- This level of service and communication will continue, keeping you fully informed right up to the point when your vehicle is ready for collection.
50 The High Street, Kingswood, Bristol, BS15 4AJ

Westerleigh Car Centre Ltd

4.0/5

The company has been in business since 1989 in Westerleigh Bristol,and operating from the site for 15 years.We moved to Downend Bristol in 2004, purchasing our own premises offering a larger workshop and showroom for vehicle sales. The company offers high quality services on today modern vehicles. We have become one of the largest, and best equipped independent garages in Bristol.Our workshop offers 7 ramps including two MOT Bays for class seven,class five,and class 4 MOT Testing,MOT Tests are carried out on two ATL test lanes at our premises.We are able to carry out mot tests on cars and light commercials Vans up to 3500 kg,Camper Vans,Motor Homes up to 5000 KG. Mini Buses,4-4s,We also have a full alignment lift for all your Geometry requirements, and some of the best equipment available to the garage industry.We are PRO-CUTS premier garage for brake disc skimming in Bristol. We aim to provide top quality service and commitment to our customers, whether it be fleet or private vehicles, The garage is a member of the RMI and is a fully approved Trust my Garage member,The garage is a fully approved Delphi Diesel and Fuel injection specialist, We have invested in the latest Delphi Software and equipment.We are able to test Diesel pumps and Injectors for correct operation using our equipment.We are able to deal with pump repairs in house, or we can offer a Delphi Service exchange pump normally within 24 hours.We are also able to send your pump to Delphi for repair, if a service exchange unit is not available of the shelf,The company has been appointed a fully approved, Unipart Diesel and Fuel Injection specialist,We are able to deal with all makes and models of cars and light commercials.All work is guaranteed to be of the highest possible standard and comes with a 6 month or 6000 miles Labour Warranty. All parts carry a minimum 12 Months or 12000 miles Warranty. All Unipart parts fitted have a nationwide warranty through the network of Unipart Service Centres. We carry a range of quality used vehicles. All vehicles have a new mot (if less than six months remaining) and have three months warranty. Cars also have a full pre-delivery inspection before leaving the workshop.Opening times for workshops,Monday to Friday 8:00am to 5:30pm Saturday 8:00am to 12:00pm Opening times for Vehicle Sales Monday to Friday 8:00am to 5.30pm Saturday 8:00am to 4:00pm.
84 Downend Road, Downend, BS16 5UE

Frequently asked questions on car battery

Charging your electric car battery involves:

  • Plugging into a charger: Use a home charger or a charging station.
  • Monitoring charging: Most electric cars have a display to show how charged the battery is.
  • Charging time: This varies depending on the charger and your electric car’s battery. Home chargers typically take six to eight hours. Fast chargers can take 30 to 60 minutes.

Always follow the guidelines for charging.

To change your car key battery:

  • Open the key fob: Use a small screwdriver or coin to open the fob.
  • Remove the old battery: Take note of the battery type.
  • Insert the new battery: Make sure it’s the correct type and is oriented as it should be.
  • Close the key fob: Snap or screw it back together.

Check your car manual for exact instructions.

Yes. You can replace a car battery on your own if you follow these steps:

  • Turn off the engine: Make sure your car is off.
  • Remove the old battery: Disconnectthe negative (-) terminal first. Then disconnect the positive (+) terminal. Remove any clamps or brackets holding your car’s battery in place.
  • Install the new battery: Place your new battery in the tray. You can then secure it with clamps or brackets. Connect the positive (+) terminal first. Then connect the negative (-) terminal.
  • Test the battery: Start your car to make sure the battery is working.

If you’re unsure, use a professional service.

Signs you need a new car battery include:

  • Slow engine cranking: The engine takes longer to start.
  • Dim lights: Headlights and inside lights are dimmer than usual.
  • Battery warning light: The battery or charging system warning light is on.

If you notice any of these signs, it’s time to get your battery checked.

The best car battery depends on your car and how you drive:

  • Standard lead-acid battery: Suitable for most cars with regular driving patterns.
  • AGM battery: Ideal for vehicles with high electrical demands or stop-start systems.
  • Deep cycle battery: Used in electric and hybrid vehicles.

Read your car manual or ask a professional for recommendations.

Most car warranties cover battery replacement for a period. This is usually two to three years. Extended warranties may offer you longer coverage. Check your warranty details or talk to the provider for more info.

Yes, it certainly can:

  • Cold weather: Low temperatures can decrease the battery's ability to hold a charge, making it harder to start the car.
  • Hot weather: High temperatures can cause battery fluid to evaporate, leading to potential damage.

Regular checks are important in extreme weather.

Recycling an old car battery is important for environmental reasons as it can be very polluting.

  • Take it to a recycling centre: Many auto part stores and recycling centres take old car batteries.
  • Check local regulations: Some areas have specific guidelines for battery disposal.
  • Use a professional service: Many mobile mechanics and garages offer battery recycling services.
  • Lead-acid battery: Common, cost-effective, and reliable for most vehicles.
  • AGM battery: More expensive. It offers better performance and durability, in vehicles with high electrical demands or stop-start systems.

Talk to a professional to find the best battery for your needs.