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How to prepare for the summer heat

Long distances, often with a load in tow, mean our tyres will come under increased pressure to stand up.

... for the coming hot weather once summer arrives and our thoughts turn to the long drives to our summer holiday destinations.

The last thing we want is to be stuck roadside with steam gushing from an overheated engine and the family quietly fuming away beside us. It's worth taking a few minutes to check the car to make sure everything is in good shape for the hot road ahead.

Long distances, with a load in tow, mean our tyres will come under increased pressure to stand up. Start by checking the tread depth to make sure there's plenty of tread to move water away from the tyre contact patch should we get caught in a sudden summer downpour.

At the same time look for any uneven tyre wear across the tread face, carefully examining the shoulders of the tyre for excessive wear that might indicate a suspension alignment issue that needs to be addressed.

While you're at it check the spare tyre and make sure it's ready to go in the event you have a puncture on the way. Many cars today have temporary use spares, or even run-flat tyres, so it's worth reading up on the limitations of them before you hit the road. That way you will know what to do if you have to fit one on your journey.

Summer also means higher temperatures and that puts higher stress on our engines and transmissions, stress that is made even higher if we're towing. Servicing both the engine and transmission will help avoid the breakdowns and delays that can ruin our holidays.

Pay particular attention to the cooling system. Make sure it's topped up with the correct coolant, not water, and check for leaks. Most cars are fitted with thermostatically controlled cooling fans that come on at a predetermined temperature to keep the engine from overheating. It's worth checking that it is operating correctly.

Take the time to clean bugs and anything else that's accumulated on the radiator so the radiator can work at its most efficient, and check for leaks.

Graham Smith
Contributing Journalist
With a passion for cars dating back to his childhood and having a qualification in mechanical engineering, Graham couldn’t believe his good fortune when he was offered a job in the Engineering Department at General Motors-Holden’s in the late-1960s when the Kingswood was king and Toyota was an upstart newcomer. It was a dream come true. Over the next 20 years Graham worked in a range of test and development roles within GMH’s Experimental Engineering Department, at the Lang Lang Proving Ground, and the Engine Development Group where he predominantly worked on the six-cylinder and V8 engines. If working for Holden wasn’t exciting enough he also spent two years studying General Motors Institute in America, with work stints with the Chassis Engineering section at Pontiac, and later took up the post of Holden’s liaison engineer at Opel in Germany. But the lure of working in the media saw him become a fulltime motorsport reporter and photographer in the late-1980s following the Grand Prix trail around the world and covering major world motor racing events from bases first in Germany and then London. After returning home to Australia in the late-1980s Graham worked on numerous motoring magazines and newspapers writing about new and used cars, and issues concerning car owners. These days, Graham is CarsGuide's longest standing contributor.
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