Used car guide

2019 BMW 6 Series: common problems and what to check

What gets flagged at MOT on 2019 BMW 6 Seriess, from 1,045 tests in 2025, plus known faults and what to look at before you buy one.

1,045MOT tests in 2025
88%pass first time (all 2019 cars: 84%)
9,400typical miles a year
49×the usual rate for flexible couplings

What stands out

Parts flagged at MOT more often on 2019 BMW 6 Seriess than on all cars registered in 2019.

  • Flexible couplings49× usual
    BMW 6 Series
    4.9% All 2019 cars
    0.1%

    Failed outright at MOT: 0.6%, against 0% of all 2019 cars. The rest were advisories or minor defects.

    Rough price £150–£1,000 our estimate

    At the viewing: Check the sills, wheel arches and underneath for rust, and look along the panels for uneven gaps or paint.

By area

The share of 2019 BMW 6 Series MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    21% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Brakes
    14% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Lights and electrics
    7% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Wipers, windscreen and mirrors
    3% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

  • Seats and seatbelts
    2% of testsRough price £80–£250

    At the viewing: Pull each seatbelt sharply. It should lock, and retract cleanly.

  • Suspension
    2% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

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Other years

YearMOT testsMost flagged
20181,621Tyres 21%
2013679Tyres 27%

Where this comes from: the DVSA's anonymised results for every MOT test in Great Britain in 2025, counting tests of 2019 BMW 6 Seriess registered in 2019. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score