As the UK swelters in its worst heatwave in years, motorists with faulty cooling systems are being told to think twice before hitting the roads. With temperatures soaring, the risk of engine overheating is sharply increased – a disaster waiting to happen for drivers who ignore this warning.
A car's cooling system plays a critical role in keeping the engine at a safe temperature. But when ambient temps are off the charts like they are now, even minor faults can have catastrophic consequences. That's why owners with dodgy coolant levels, leaks, or malfunctioning fans should avoid non-essential journeys altogether.
Engine overheating can cause thousands of pounds' worth of damage – think warped cylinder heads and blown head gaskets – and can also leave drivers stranded on busy roads, putting themselves and others at risk. Regular checks, such as tyre pressures and oil levels, are essential, but for those with pre-existing cooling system issues, caution is advised.
As the authorities issue public safety warnings, drivers would do well to heed this advice: if your car's cooling system is suspect, don't take the chance – postpone travel until it's been sorted out. Your engine – and your safety – will thank you.
The heatwave has put a strain on Britain's infrastructure, but with some simple precautions, drivers can reduce their own risks. For those aware of an existing cooling system problem, deferring travel is the most sensible option to avoid potential complications.