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bobthebuilder · 24th May 2010, 11:34

People say getting a knackered thermostat fixed should add a few mpg. As a related question, will a faulty theromosat still reduce mpg in the heat of summer?

24th May 2010, 11:34	#5
bobthebuilder Gets stuck in Rover 75 CDTi Connoisseur SE Join Date: Jan 2010 Location: Gloucester Posts: 582 Thanks: 203 Thanked 70 Times in 55 Posts	People say getting a knackered thermostat fixed should add a few mpg. As a related question, will a faulty theromosat still reduce mpg in the heat of summer?