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The Stig · 05-10-2011, 04:44 PM

ECM/PCM are VIN matched from the factory. But, even if you were able to get a spare one and use it. You would have gaps in the mileage on the PCM. Which GM would notice.

05-10-2011, 04:44 PM	#3
The Stig knows 2 facts about ducks Drives: ...and they're both wrong Join Date: Aug 2009 Location: The HMS Invincible Posts: 25,072 View My Garage	ECM/PCM are VIN matched from the factory. But, even if you were able to get a spare one and use it. You would have gaps in the mileage on the PCM. Which GM would notice. __________________