Can anyone help me with this wiring? I installed a 95 Camaro LT1 Engine and PCM along with the 95 LT1 Engine and 95 PCM Wiring Harness, sliced a few wires got it running fine, but can't get instrument cluster to work only seat belt light stays on.

 

You need the LT1 cluster.

http://www.tacreationsusa.com/3_4_3_8_v6_to_lt1.htm