2003 GMC Envoy Q&A

2003 GMC Envoy Question: After I bought the 03 Envoy we changed the rear end to a positive traction rear

The car started to vibrate in idle position neutral not as bad but the vibration in drive is terrible I was told the driveshaft is too short. could this be the cause of the vibration and at 198,000 is it worth replacing it -
Answer 1
is there vibration in neutral? -
Comment 1
not as much. -