firing order on 2005 Ford F-250 Super Duty

what is the correct firing order

by in El Mirage, AZ on June 03, 2010
1 answer
ANSWER by on June 04, 2010
Have a look here for firing order on your engine: http://bit.ly/engine_firing_order
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Had performed diagnostics on it 3 days ago but showed no code .nothing. but the engine isnt firing on all cylinders. Had replaced all plugs amd wires gapped to specifics. Still wasnt firing on all ...