Vibration in all positions/modes

Probable cause(s)

• Engine output low
• Input shaft assembly worn or damaged
• Torque converter assembly defective
• Torque converter ring gear worn or damaged
• Transmission assembly and drive plate installation defective

Notes 

• Adjust the engine output.
• Inspect the input shaft assembly for wear and damage. If the input shaft assembly is worn or damaged, replace it and also check the related part of the input shaft assembly for wear and damage.
• Inspect the torque converter assembly for wear and damage. If the torque converter assembly is worn or damaged, replace it as an assembly .