MG brand mark

2013–2024 MG 3 · common fault repair costs

What the known faults on this MG 3 typically cost to put right at a UK independent garage · use the figures to price risk before you bid, and to justify a reduction when something shows up on inspection.

Cost at a glance

Most expensive fault
£250–£1,800
Top three risks, from
£1,200
Worst case, everything
£5,200

The single priciest documented job on the 2013–2024 MG 3 is body & corrosion repair at £250–£1,800. Few cars need every repair listed here · treat £1,380£5,200 as the full exposure if one arrived with all of them.

Cost per fault

BodyMedium

Paint and trim durability on earlier cars

Body & corrosion repair£250–£1,800

Inspect · Inspect the paint finish in daylight

TransmissionMedium

Clutch wear on ex-learner cars

Clutch & dual-mass flywheel£700–£1,600

Inspect · Test the bite point on an incline

SuspensionMedium

Knocks and rattles from bushes and links

Suspension refresh (per axle)£250–£1,100

Inspect · Drive over rough surfaces and listen

EngineMedium

Oil consumption and rough running on the 1.5 petrol

Oil leak trace & seal / gasket£180–£700

Inspect · Check the oil level and idle quality

Ranges are indicative parts-and-labour costs at a UK independent garage, inclusive of VAT. Franchised dealers typically sit 40–80% higher, and prestige or electrified variants sit at the top of each band. Always get a written quote before committing.

Inspecting a MG 3 this week?

Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.