Should I buy a 2018 BMW 6-Series 2.0 Hybrid Automatic?

Explore common problems, estimated repair costs and practical checks for the 2018 BMW 6-Series 2.0 Hybrid Automatic. Use this guide to help assess a used car, then unlock a personalised report for the exact vehicle you're considering.

Common problems

1High Likelihood

High-voltage battery cell imbalance and range loss

Electric range drops noticeably, charging completes but the car covers fewer miles on battery, and hybrid warnings may appear.

How to check

Start with a full or near-full charge and drive in electric mode at normal town speeds.

Estimated Repair Cost

£4,000

2High Likelihood

Charging flap lock and actuator failure

Charging flap open warning, flap needing several pushes to latch, or the charge door refusing to release.

How to check

Use the normal release and closing action for the charging door several times during the viewing.

Estimated Repair Cost

£450

3High Likelihood

B48 plastic coolant vent pipe cracking

Coolant level dropping between services, dried coolant residue in the engine bay, or a sudden warning after a normal drive.

How to check

Drive until warm, park up, then leave the bonnet area to heat-soak for a few minutes.

Estimated Repair Cost

£650

MOT Failure Rate

0%5%10%20,000–40,000 miles: 0.0% (0 failed / 1 tests)40,000–60,000 miles: 0.0% (0 failed / 1 tests)60,000–80,000 miles: 0.0% (0 failed / 1 tests)80,000–100,000 miles: 0.0% (0 failed / 1 tests)020k40k60k80k100k120k140k160k180k200kMilesFailure rate
2018 BMW 6-Series 2.0 Hybrid Automatic

BMW 6-Series buying questions

Is a 2018 BMW 6-Series worth buying?

It can be, but only if the individual car backs it up. For the 2018 BMW 6-Series 2.0 Hybrid Automatic, treat model-level patterns as viewing priorities and let condition, history and inspection evidence decide.

What common problems affect the BMW 6-Series (2018)?

The problem cards above list the model-level checks for this guide. Read them as priorities for inspection and paperwork review, not proof that every example will have those faults.

What should I check before buying a BMW 6-Series?

Look for evidence, not just assurances: MOT advisories, service history, repair invoices, warning lights, fluid leaks, tyre and brake condition, and how the car behaves on a proper test drive. And of course, look at your personalised Should I Buy This Car? report, outlining a full list of common issues in detail, a personalised road test, a plain-English explanation and a MotorIQ score.

A model guide is useful. A report on its registration is better.

The guide above gives you the model-level pattern. A personalised MotorIQ report checks the registration-specific record and turns it into an ownership view before you commit.

Or enter the vehicle manually