IsItAGoodCar
Reliability Guide

Common Problems with the
2018 Bentley Continental GT (Mk3)

The Mk3 Continental GT launched with the 6.0 W12 engine and the optional rotating dashboard display. These early cars had teething issues with the rotating display mechanism and required software updates for the infotainment system. The 48V active roll control system was a major advance.

What changed for 2018

  • •UK launch of Mk3 Continental GT
  • •Rotating dashboard display introduced
  • •48V active roll control system

Common MOT watch-outs

  • !Rotating display mechanism failure
  • !Infotainment software glitches
  • !Brake disc scoring from light use
3
Known Issues
0
Serious
3
Moderate
0
Minor

All Known Issues

Bentley Rotating Display Failure

ModerateInterior & Trim

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

Est. Repair Cost: £1,500–£3,000
Warning Signs:

Display stuck halfway, Grinding noise when rotating, Screen blank

What to Inspect:
  • Operate the rotation several times during the viewing
  • Listen for smooth, silent operation
Verified by IsItAGoodCar Research Team

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.

Est. Repair Cost: £400–£1,200
Warning Signs:

"Chassis System Fault" warning, Stiff ride quality

What to Inspect:
  • Check for any historical chassis fault codes
  • Ensure the car has received all factory software campaigns
Verified by IsItAGoodCar Research Team

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.

Est. Repair Cost: £2,000–£5,000
Warning Signs:

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

What to Inspect:
  • Test low-speed driving in stop-start traffic
  • Check for the latest gearbox software calibration
  • Ask for gearbox service history
Verified by IsItAGoodCar Research Team

Buying Tips for 2018 Bentley Continental GT (Mk3)

  • Operate the rotating display several times during viewing
  • Check for software updates in the service history
  • Verify the 48V active roll control system operates correctly
2019
Check a 2018 Bentley Continental GT (Mk3) by Registration