IsItAGoodCar

Common Problems with the
2018–2021 Bentley Continental GT (Mk3)

We've identified 3 known issues that can affect the 2018–2021 Bentley Continental GT (Mk3). None are considered critical, but they're worth knowing about before you buy.

3
Known Issues
0
Serious
3
Moderate
0
Minor

The 2018–2021 period has 2 more issues than the Bentley Continental GT (Mk3) average across all year periods.

All Known Issues

Bentley Rotating Display Failure

ModerateInterior & Trim

The mechanism for the three-sided rotating dashboard panel can occasionally jam or fail.

Most affected: All variants with Rotating Display

Estimated cost: £1,500–£3,000Affects: 2018–2021Often appears around: Low mileage/High use

Typical symptoms

  • •Display stuck halfway
  • •Grinding noise when rotating
  • •Screen blank

What to inspect before you buy

  • ✓Operate the rotation several times during the viewing
  • ✓Listen for smooth, silent operation

48V System Errors

ModerateSuspension & Chassis

The advanced active anti-roll bars use a 48V electrical system that can occasionally throw error messages requiring a software reset.

Most affected: W12 and V8 with active roll control

Estimated cost: £400–£1,200Affects: 2018–2022Often appears around: 10k–30k miles

Typical symptoms

  • •"Chassis System Fault" warning
  • •Stiff ride quality

What to inspect before you buy

  • ✓Check for any historical chassis fault codes
  • ✓Ensure the car has received all factory software campaigns

Dual-Clutch Transmission (DCT) Mechatronic Issues

ModerateGearbox & Transmission

The 8-speed DCT used in the Mk3 can develop mechatronic unit faults causing jerky shifts, hesitation, or failure to engage gears. Software updates have resolved some cases, but hardware replacement may be needed.

Most affected: W12 and V8 with DCT

Estimated cost: £2,000–£5,000Affects: 2018–2024Often appears around: 20k–50k miles

Typical symptoms

  • •Jerky low-speed gear changes
  • •Hesitation on pull-away
  • •Gear selection delays
  • •Transmission warning light

What to inspect before you buy

  • ✓Test low-speed driving in stop-start traffic
  • ✓Check for the latest gearbox software calibration
  • ✓Ask for gearbox service history

Buying Tips for the 2018 Bentley Continental GT (Mk3)

  • ✓Ensure the "Bentley Rotating Display" operates smoothly and doesn't stick.
  • ✓Check for software updates; many early "bugs" were solved via dealer flashes.
  • ✓Verify the operation of the 48V active roll control system.
  • ✓Budget for very high tyre costs due to the 21" and 22" wheel sizes.
2022 Bentley Continental GT (Mk3)

Browse 2018–2021 Bentley Continental GT (Mk3) in our Directory

View MOT history, registration data, and reliability scores for 2018–2021 Bentley Continental GT (Mk3) vehicles.

View 2018–2021 Directory

Other Bentley Continental GT (Mk3) Year Periods

2018–202120222023–2024

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