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Engine and PCM Swap: Should I attempt reprogram?
Posted to Technical Discussion Forum on 3/20/2012 51 Replies

Friends,

I am not heavily involved in this vehicle, perhaps 30 minutes, and can bail out if I need to, but it would be nice to be able to help these folks.

1998 GMC with 5.0. Someone installed at 5.7 and swapped the PCM with the used one that matched the m... Login to read more.

51 Replies Received (View Replies)

 

car Vehicle Data

1998 GMC C1500 Sierra SL 5.0L

VIN 1GTEC14M9W
Engine5.0 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1998 GMC C1500 Sierra SL 5.0L

VIN 1GTEC14M9W
Engine5.0 L
Trans4-speed Automatic (Electronic)