Noise from transmission in D, S, or L
Probable cause(s)
Input shaft worn or damaged
Secondary drive/driven gear worn or damaged
Final driven gear worn or damaged
Control shaft assembly worn or damaged
Park pawl and pawl shaft worn or damaged
Notes
Inspect the input shaft assembly for wear and damage. If the input shaft is worn or damaged, replace it and also check the related part of the input shaft assembly for wear and damage.
Check the secondary drive/driven gear for wear and damage.
Check the final driven gear for wear and damage.
Check the control shaft assembly for wear and damage. If the control shaft assembly is worn or damaged, replace it as an assembly.
Check the park pawl and the pawl shaft for wear and damage. If the park pawl or the pawl shaft are worn or damaged, replace them and also check the park gear for wear and damage.