25 most unreliable new cars
Some cars motor along for years without missing a beat, but others are afflicted by fault after fault. Here's our round-up of the most problematic 25 cars aged up to four years old...
Bodywork issues were also reported on latest Mercedes-Benz E-Class, along with in-car electrics (8%) and sat-nav (6%). More than a third (37%) of cars suffered an issue, but virtually all were fixed for free. Around a third took longer than a week to repair.
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A prestige brand image isn’t always an indicator of superior quality, as the data for the Mercedes-Benz C-Class shows; nearly a third of cars presented a problem. Most were back on the road within a week, though, and only a few owners had to pay for repairs.
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The Citroën C4 Cactus may look hardy, but in reality 19% of these small SUVs developed a fault. The main trouble area was engine electrics (14%), followed by the brakes, engine and wheels/tyres. Most cars were rendered undrivable and some cost up to £750 to repair.
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11. Audi Q5 (2008-2017)
Almost a third of Q5 owners told us their car had suffered a fault, with bodywork the most common complaint. There were also issues with engine and non-engine electrics, air conditioning, and the fuel and exhaust systems. More than half of the cars we were told about couldn't be driven, but all were fixed under warranty.