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Re: 4R100 Stalling in Reverse solution
Mark, There is a strategy in the PCM on the 4R100 that drops line pressure when cold and even more when engaging reverse. I watched the pressure drop physically. The converter clutch in this application is engaged by dropping pressure. This is why, with the pr... Login to read more. 
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| Engine | 7.3 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2000 Ford Excursion Limited 7.3L
| Engine | 7.3 L |
| Trans | 4-speed Automatic (Electronic) |
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