It’s a device that will transfer fuel from the gas to the engine carburetor.While driving once you hear unusual sounds in the vehicle like the high buzzing noise.
SOUNDPROOFGUIDANCE.COM
Then know that something is wrong with your vehicle pump and the loud whining or buzzing noise in the vehicle is due to the pump.
SOUNDPROOFGUIDANCE.COM
Any damage to the fuel pump will result in serious damage to the vehicle and you need to fix the vehicle fuel pump. Checkout blog for more