Smell of petrol from interior of cabin

Engine miss when idling on my 1.4 petrol golf

Had the water pump/ timing belt thermostat coolant temperature sensors two of them done coolant flush out two times and three garage to look at it and it's still overheating can you please help if you… 

The steering is very hard cannot turn easily

Hi Can anyone help , I have a golf gtd mark 7 and when I accelerate it sometimes splutters like it’s holding back but no engine lights or anything comes on it feels like a blockage or something has an…