Ignition Coil Grounding?

[Venompower]

Can anyone tell me if the ignition coils ground to their bracket, or if they ground off the PCM?

 

[lwarrior1016]

Can anyone tell me if the ignition coils ground to their bracket, or if they ground off the PCM?

It is a pulse ground from the computer.

 

[Venompower]

It is a pulse ground from the computer.

Thanks that was my assumption based on research, but I couldn't find a specific answer.