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Car Clinic: My Nissan X-Trail will not shift into seventh gear

Published 16 March 2017
By Tim Shallcross
My 2015 Nissan X-Trail will not shift into seventh gear in automatic mode, which I think is reducing the fuel economy. Why?
Car Clinic: Does the Sport setting on a Mercedes save fuel around town?

Car Clinic: Does the Sport setting save fuel?

At a speed awareness course my husband was told that using the Sport setting on our automatic Mercedes in town saves petrol. My garage disagreed.
Published 19 December 2016
Audi Q5 transmission fault

Car Clinic: My Audi Q5 cuts out at junctions

The engine on my automatic Audi Q5 sometimes cuts out when I brake at junctions. My garage says the unit is fine and the stop-start is...
Published 20 September 2016
Car Clinic: What is the grating sound when changing from first to second gear in my Porsche Cayman S?

Car Clinic: What is the grating sound when changing...

Sometimes when cold there is a grating sound when changing from first to second gear on my Porsche Cayman S. Any ideas?
Published 09 August 2016