TECHNICAL SERVICE BULLETIN: 7-SPEED DCT JUDDER INSPECTION AND DUAL CLUTCH ASSEMBLY REPLACEMENT - This bulletin provides the procedure to replace Dual Clutch Assembly and upgrade the TCU on some 2016-2020MY Kia vehicles listed on the table below, equipped with the 7 Speed Dual Clutch Transmission (DCT), which might exhibit clutch judder when accelerating from a stop. If the vehicle body vibrates without the steering wheel shuddering when performing creep driving test (driving the vehicle up to 3mph), the vehicle is exhibiting clutch judder. The creep test can be conducted by driving at a speed slower than 5 mph after releasing the brake.