Wooluf1952 said:Sounds like the splines in the motor/actuator or the drive gear on the sunroof module assembly are stripped.
Dropping the headliner is probably going to be needed. You might want to wait, there might be someone that has had that problem.
In the mean time did he try pushing the sliding top closed while hitting the switch to close it?
I think someone just went through this and had a problem with the cable. I'm pretty sure there was some diagrams posted as well. might have been Hatchet or Ryda55555, can't remember.jrSS said:You mean push the glass shut while pressing the button at the same time?? Yea but he didnt wanna push too hard and break it. Btw this is on a buick ranier.