Drivers are spending over £600,000 a week on faulty used cars, according to Citizens Advice Scotland.
The charity says nearly 100 Scots contact its helpline every week after being ripped off.
John Cleland is a car dealer from Galashiels. He says it's vital to check a used car before parting with cash.
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Emma Jesson brings you Sunday night's forecast
Wet and windy spells, interspersed with drier interludes this week. Wintry showers and variable temperatures. Gales and a weather warning
Wetter in the west, cloudy but direr further east. Milder than of late, but blustery