Mechanics warn of common mistake millions are making with their cars that takes 30 seconds to fix

A group of mechanics have revealed the one thing that you should always do before hopping in your car and driving off. 

Four car experts from Genuine Automotive in Austin, Texas took to TikTok to share one tip that every driver should know.

In a viral video, which has so far amassed more than 2.9 million views, the pros revealed that you should always warm up your vehicle before driving away. 

They advised that letting your car warm up before using it allowed the fluids to 'circulate.' 

The video saw the mechanics sharing all the various reasons as to why drivers would experience a smoother journey if they allowed their vehicles to warm up. 

A group of mechanics have revealed the one thing that you should always do before hopping in your car and zooming off - as he admitted that people often forgot to do it

Four car experts from Genuine Automotive in Austin, Texas took to TikTok to share one tip that every driver should know

The viral clip was captioned: 'Do you let your car warm up before taking it off and driving it?' 

It begins with the cameraman asking each mechanic if they would advise warming up a car. 

Mechanic Keith responded: 'Always. It lets the fluids warm up and circulate.' 

Meanwhile, the next mechanic noted that he always followed his own advice. 

He added: 'I personally do. I like to do it at least for 30 seconds or so. It really gets the oil flowing through the engine.' 

Another mechanic responded, he would too, adding: 'It is, especially if you have a turbo.' 

The last car pro agreed that it was best to warm up your vehicle. 

He said: 'You got to make sure you warm up because you wanna make sure the oil flows [well] through the engine. It helps with making them last longer.' 

People flooded the comments section and praised the mechanics

According to AET Turbos, 'Oil needs to warm up before it can effectively lubricate … which means it's a good idea to take it easy on the accelerator pedal until your car has warmed up!' 

Meanwhile, even the US Department of Energy advises drivers to let their cars warm up for '30 seconds.' 

People flooded the comments section and praised the mechanics for their advise. 

One person said: 'Yep like 30 seconds and then drive it slowly until [it's] the right temperature.' 

Another user wrote: 'Yes, let that oil cycle.'

'Good video, very informative,' someone else wrote.

A fourth person commented: 'Always.'