It's actually a 10mm nut on the bottom of the PCM that holds the bracket and PCM in place. If you can't see it - you are in trouble!

Also the bolt holding the harness into the top of the PCM is a 10mm too.

2000 SVT Turbo 295hp/269ftlb@12psi #1 for Bendix Brakes Kits! Knuckles rebuilt w/new bearings $55 AUSSIE ENDLINKS $70 Gutted pre-cats $80/set A lack of planning on your part does not constitute an emergency on mine!