2003 ford f250 has issues accelerating, ok on flat, won't hold speed on hills

10

Asked by Aug 28, 2014 at 12:57 PM about the 2003 Ford F-250 Super Duty

Question type: Maintenance & Repair

Replaced pressure regulator. No change.

2 Answers

148,705

Any warning lights lit on dash? And does the engine lose rpm's uphill or keep the same and still not hold speed...as in transmission slipping? idk if you even have an auto trans

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No warning lights no codes starts and runs ok, just no power or acceleration ok power at start from stop but once I am moving no power when I press accelerator will go. 60 mph but no power to accel also do not hear turbo when accel

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