Known Faults Database

Alfa Romeo Giulietta Common Problems & Known Faults (UK)

If you are considering buying a used Alfa Romeo Giulietta, there are several major reliability issues worth knowing about first. Our garage database tracks 2 known faults for this model, 2 of them rated high severity. Every one below is a repair bill a seller has good reason not to mention.

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Alfa Romeo Giulietta 2008-2020 (2008-2020) problems

Engine/EmissionsHigh severity📝 Editorial

MultiAir actuator unit failure, often caused by irregular oil changes or incorrect oil grade, resulting in misfires and loss of power

Rough guide

£800-1200

Typical symptoms

engine runs on 3 cylinders
check engine light
rough idle and lack of power

Affected vehicles

Engines:: 1.4 MultiAir
Typical mileage:: 40000-80000 miles

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Alfa Romeo Giulietta Various (2006-2014) problems

Transmission/ClutchHigh severity📝 Editorial

M32 6-speed manual gearbox bearing failure causing whining noises and gearstick movement

Rough guide

£800-1500

Typical symptoms

loud whining noise in 5th and 6th gear
gearstick physically moves forwards and backwards when accelerating/lifting off in 1st/5th/6th

Affected vehicles

Engines:: 1.9 JTDm / 1.4 TB
Typical mileage:: 40000-80000 miles

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Repair costs are typical UK ranges, not quotes. Actual cost depends on condition and garage.Data last verified: June 2026

Other Alfa Romeo models

MiTo2 known faults 1592 known faults Brera2 known faults