Battery Testing & Replacement

Professional Car Battery Services in Gorseinon, Swansea

At Celtic Auto Group in Gorseinon, Swansea, we provide expert car battery testing and replacement services for all makes and models of vehicles. Your battery is one of the most important components in your car, responsible for starting the engine and powering everything from lights and wipers to modern in-car technology. A weak or faulty battery can leave you stranded, which is why regular testing and timely replacement is essential.

Signs You May Need a New Car Battery

Batteries naturally lose efficiency over time, especially during cold weather or with frequent short journeys. Some common signs that you may need a car battery replacement in Swansea include:

• Slow engine cranking when starting
• Dashboard battery warning light illuminated
• Electrical issues such as dim headlights or malfunctioning electronics
• Battery case swelling or visible corrosion on the terminals
• Needing frequent jump starts

Battery Testing in Swansea – Fast & Accurate

Our technicians use the latest diagnostic tools to carry out a comprehensive battery test. This includes checking voltage, charging capacity and overall condition, so we can advise whether your battery is healthy, requires a recharge, or needs replacing. A quick test can give you peace of mind and prevent unexpected breakdowns.

Car Battery Replacement – Quality Parts Fitted by Experts

If your vehicle does need a new battery, we supply and fit high-quality replacements from trusted manufacturers. For Subaru, Mitsubishi and KGM (formerly SsangYong) vehicles, we can also provide and install genuine OEM batteries to ensure compatibility and reliability. Our trained team will fit your new battery quickly and safely, checking charging systems at the same time to make sure everything is functioning correctly.