Cars need a little protection from the hot weather to ensure that they run optimally and don't end up with cracked leather or vinyl upholstery or interior trim. Sun light can fade fabric and even paint over long enough. As for those traveling inside the car, the minimization of heat is essential!

Steps

  1. 1
    Protect your parked car from heat. Car upholstery, dashboards and steering wheels can suffer from too much sunlight and heat beaming down on them regularly. If you have to park in the sunshine during the summer on a daily basis, do what you can do protect the inside part of the car. Some of the things you can do include:
    • Use a windshield sun shade. This is usually something that folds out and then folds up easily for storing behind the seat. If you put up a shade every time you park the car, it'll help cut down the sun's rays and can reduce a bit of the heat. While you can use just one for the front, a back window shade can also be helpful for some car types.
  2. 2
    Protect the upholstery and dashboard with products. There are products available that can provide an additional protective layer, such as vinyl or leather protectants.
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  3. 3
    Consider getting tinted windows. If you leave the car parked in the sun a lot and it causes cracking of the upholstery, etc., tinting may be an option.[1] However, you'll need to check your local regulations as some jurisdictions don't allow tinted windows for safety or other reasons.[2]
  4. 4
    Park in the shade. Wherever possible, find shady or indoor car parking during the hottest parts of the day. In some places this is possible if there are car parks lined along a park or in leafy neighborhoods. Obviously, many places lack trees for shade but check out building shade––try to look for streets where the shade created by buildings will be passing over your car during the hottest part of the day.
  5. 5
    Check the car's battery. Excessive fluid evaporation can reduce the life of the battery. If it's the type of battery that needs liquid top-ups, add distilled water when needed.[3]
  6. 6
    Keep an eye on the coolant. This should be topped up when needed.[4] Of course, don't open the radiator cap when the car is still running hot; wait at least an hour after using the car before opening.
  7. 7
    Travel when it's cooler. Try to target your driving times for the cooler parts of the day, such as early morning or late evening. This will make it a lot more pleasant for both the driver and any passengers.
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Community Q&A

  • Question
    What do I do for my tires in hot sun if I'm not going to drive the car for six months?
    Community Answer
    Community Answer
    Cover them with a towel or RV-type vinyl covers on the sun side.
  • Question
    Would it help to leave my car windows down a little when it's very hot?
    Community Answer
    Community Answer
    It would be advisable to keep the windows down a half inch, but it may risk the safety of your car. Another advisable solution would be to start the engine and let it idle for 3 minutes with all the windows open in your presence before getting in.
  • Question
    After driving on a hot day, should I pull my car immediately into the garage, or allow it to cool down on the driveway?
    Community Answer
    Community Answer
    Pull into your garage and let the engine idle for one to two minutes before shutting it off. This allows your engine to cool more slowly.
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Warnings

  • Never leave children or pets unattended inside a parked car. The temperature inside a car with windows rolled up can rise incredibly quickly and can cause heat exhaustion and even death. If you do need to leave the car for a moment, ask all occupants to wind down every window, or leave Fido leashed to a post under a tree.
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About This Article

wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To create this article, 11 people, some anonymous, worked to edit and improve it over time. This article has been viewed 117,286 times.
87 votes - 89%
Co-authors: 11
Updated: January 29, 2023
Views: 117,286
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