Should You Warm up Your Engine by Letting Your Car Idle in the Winter?

I called half a dozen mechanics across half a dozen states and got recommendations that ranged from 0 seconds to 10 minutes.

Do You Need To Warm Up Your Car Before Driving?

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Should You Warm Up Your Car in Winter?

Idling your car before driving—myth or fact?

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Do You Need to Warm Up Your Car Before Driving?

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Why You Shouldn't Warm Up Your Car Before Driving! - Bemac Ottawa

Should You Warm up Your Engine by Letting Your Car Idle in the Winter?

Should I Warm Up My Car in Winter? - AMSOIL Blog