Drivers are only just realising that the 'A' button on the dashboard cuts the cost of petrol and diesel instantly

Petrol prices may be set to dramatically soar this summer with warnings of fees up at 150p per litre.

Motorists could make major petrol and diesel savings by following a simple tip behind the wheel of their vehicles today.

Drivers could save money by topping up their petrol and diesel vehicle at certain times of the day, according to two leading specialists.

Petrol and diesel owners could benefit from a staggering 6p per litre drop in the price of fuel in a major boost for cash-strapped motorists.