You have probably heard that regularly checking your vehicle’s tire pressure would yield significantly better gas mileage and a safer drive. However, is it necessary to adjust the tire pressure based on prevailing weather conditions? The answer is yes, and it concerns how air or gas reacts to changing temperatures. No matter how great your tires are, the air inside will expand under intense heat and contract when the ambient temperature is cold. On average, tire pressure can adjust by one psi
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