Actually it's two screws on the front of the black box. Lift from the front, and the plastic tabs release on the back as you lift from the front.

__________________
RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

13 VW JSW 2.0 TDI 193K, Tuned with DPF and EGR Delete.

99 W210 E300 TD Turbo, chipped. Still needs EGR Delete, 228K

90 Dodge D250 5.9 Cummins/5 speed. 400K