FICM reflash, ECM rollback, and two bottles of Rev-X.
The acceleration lag when warm can be helped with a FICM reflash and the cold start problem may be cured with the Rev-X treatment. The ECM rollback can complement the FICM reflash as well as get the fuel economy back.
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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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