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A comment on Warming up your car before driving in cold weather can damage the engine. Parent comment

Re:Warming up your car before driving in cold weather can da... by upsidesinclude on Monday December 26, 2022 @04:10AM (#34136021)
Modern vehicles have high quality oils, tight tolerances but rpm dependent oil pumps. At idle, the oil pressure is lowest, the fuel energy is lowest and consequently the engine will take the longest to come up to operating temperature.

FYI

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