Did you get more than one strategy code with your FU?
You cannot mix calibration codes. If you have a VRAA6S3 set and a different set, you CANNOT mix them.
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Tuning, PCM flashing, and burning chips for 7.3s since 2008. Repairing all aspects of 7.3L Powerstrokes for 25 years.
Eight 7.3L PSDs in the driveway including a 1994 Crown Vic and 1973 F100/2002 F350. Looking for the next victim.
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