96 Tahoe dies intermittently at idle only ,new egr,mass,tps,iac, fuel pump,ect

What is your question?

96 Tahoe dies at idle hot or cold lots of new parts installed, except coil,or distributor, crank sensor, no codes

What makes this problem better or worse?

Doesn't matter not for cold,starts back up,nocodes

How long has your 1996 Chevrolet Tahoe had this problem?

1year