Reliability Guide

Common Problems with the
2025 Jaecoo J7

The Jaecoo 7 became the UK's best-selling car in March 2026, an astonishing achievement for a brand barely a year old. Software updates reduced ADAS intrusiveness and improved infotainment localisation, though parts supply chains remain maturing.

What changed for 2025

  • Became UK's best-selling car in March 2026
  • ADAS firmware updates reducing lane-keep intrusiveness
  • Improved infotainment localisation for UK market
  • Dealer network expanded to over 60 points

Common MOT watch-outs

  • !DAB reception issues in rural areas
  • !Long lead times for body panels and specialist electronic components

Buying Tips for 2025 Jaecoo J7

  • Later 2025 models have better software calibration—check the build date
  • Verify your local dealer is authorised for servicing, as the network is still expanding
  • Test the PHEV on a long drive to assess real-world electric range