engine cooling system

How to check car engine coolant: the complete UK guide

A Green Flag technician points to the coolant reservoir under the hood of a car.
Car coolant is a mixture of antifreeze and water which helps to stop your car’s engine from overheating.

Checking your car’s coolant level is an important task to help keep your car healthy and on the road.

Our frequently asked questions, step-by step guide and expert video have everything you need to know about car coolant, how to check the level, and how to safely top it up.

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Dashboard warning lights and what they mean

Lots of brightly coloured lights but what are they telling you?

Lots of brightly coloured lights but what are they telling you?

It may be the one thing that every driver dreads, but an illuminated warning light on your vehicle’s instrument panel could save you and your car from expensive damage. This is what the symbols mean and what to do if they appear.

Chris Rutt, service delivery manager for Volkswagen UK says it’s vital drivers pay attention to their car’s warning lights. “They are designed to alert drivers to a fault with their car or van and aren’t as complicated as some drivers may think. A red light indicates the driver should stop the vehicle as soon as is safely possible to investigate further; an amber light is an advisory signal. So while there is no need to stop immediately, the reason for the light should be investigated as soon as is practically possible by a servicing agent.”

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