Changed my friend's 06 silverado 4x4 L33 over to a 04 pedal and tac module so we could use a 7603 tune on it. Used a spare p59 ecm I had on the shelf to put a light transmission tune on it for now....
Type: Posts; User: Brainless1
Changed my friend's 06 silverado 4x4 L33 over to a 04 pedal and tac module so we could use a 7603 tune on it. Used a spare p59 ecm I had on the shelf to put a light transmission tune on it for now....