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2001 RAM 2500 SPORT CUMMINS 4x4. REPLACING PCM. DO I NEED TO REPROGRAM IT?

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Old 03-20-2018, 04:34 AM
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Default 2001 RAM 2500 SPORT CUMMINS 4x4. REPLACING PCM. DO I NEED TO REPROGRAM IT?
I HAVE A LAUNCH X431 Creader VII+ SCANNERAuto Diagnostic Tool OBD2 Code Reader Scanner As CRP123. Never done this before.
 
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Old 03-20-2018, 05:38 AM
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No ,It learns as you go.................
 
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Old 03-20-2018, 02:20 PM
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The new pcm has to be flashed to the correct VIN, otherwise, a few things won't work. (ABS, and SRS, for instance....) If you scan tool also uploads 'enhanced' tunes, you will also need to do that again as well.
 
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