How to solve the problem of serious drag when Geely 2.4 automatic 6at gearbox rises from fourth gear to fifth gear?

1. First of all, the Geely 2.4 automatic 6at gearbox has a serious mopping feeling from the fourth gear to the fifth gear. First, check the engine and gearbox system.

2. Secondly, check whether the smoke agent in the air intake system leaks and whether the carbon deposit in the throttle valve is thoroughly cleaned.

3. Finally, replacing the output wiring harness of the gearbox can successfully solve the problem of severe mopping when the gearbox is raised from the fourth gear to the fifth gear.