1994 g20 thump thump thump
#2
CF Active Member
Join Date: May 2019
Location: Satan's hole, A.K.A Florida
Posts: 223
Likes: 0
Received 7 Likes
on
7 Posts
Thumping is coming from under dog house, or rear? Moving yet, or still sitting at idle? Try taking the house off when cold and start. Listen for origin and look for worn/loose mounts around motor and exhaust.