Are ECU's Interchangable
#1
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I want to get a spare ECU and have it chipped. Do I need the same part#?
I have a 551B? Forum members have offered me ECU's with different part#'s claiming that they were interchangable and I am sceptical.
I have a 551B? Forum members have offered me ECU's with different part#'s claiming that they were interchangable and I am sceptical.
#3
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