Originally Posted by ElCaMEANo
I have a 2003 F350 super duty with the 6.0 power stroke. On cold starts for the first 1/2 to 3/4 of a mile the engine surges when accelerating and I don't have much power. When I had the truck on a chassis dyno it couldnt hold steady boost or power. What could be causing this??? Any ideas???
Are you just starting it and going and not letting it warm up at all? If so the no power part is going to happen. I tryed to get the tires on a curb one time when it was cold and to my supprise it would even do that when cold. The surging part could also be part of the cold starting.