The fuel pump isnt prime.

It does take a toll on your engine and builds up over time to damage your car.

Youll hear the sound of the fuel pump when you do this.

How To Properly Warm Up And Start A Car In The Winter - Starting a Car The Right Way

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The metals and the engine do expand with heat.

Keep in mind of these tips when you start your car next.

Warm Up Your Car in The Winter - Warm up Car Before Driving

Keep Car in Idle Before Driving - Longevity on Cars - Auto Tech Tips and Tricks