Resources and insights

Porsche bore scoring The sound of Porsche bore scoring is a ticking or knocking sound when the engine is warm,…

The most common problems with the Fiat Dualogic are jerky or delayed shifts, a gearbox warning light, refusal to engage…

The Renault EDC dual clutch gearbox most often suffers from shudder at take off, jerky low speed behaviour, overheating warnings…

The PureTech engine in many Peugeot and Citroen models runs its timing belt inside the engine, immersed in oil. Over…

A flood damaged car gives itself away through musty smells, silt in hidden cavities, corrosion in places water should never…

Before a car that has been sitting for months takes its first real drive, five things need to be checked.…

It is rare for one emergency top up of the wrong engine oil to cause lasting damage. Now, doing thousands…

The CVT problems worth acting on are shudder when taking off, a whine that rises with road speed, revs flaring…

A slipping clutch shows itself as engine revs climbing without the car accelerating to match, most obviously in higher gears…

A sweet, syrupy smell inside the car while driving is almost always engine coolant escaping somewhere it should not be.…

A car that stalls at idle or at traffic lights usually has a problem with the air, fuel, or sensor…