Too rich-unburned fuel in exhaust.
I think you are hearing pressure pops. Not a backfire.
Yes
Yes
ya
Yes
The V6 in the 1997 Camaro was the 3.8, not the 3.4
caprice was not built in 97..
a bad manafold or lose ..................................
You may want to have the engine timing checked?
200hp V6
3.23's
285 HP.