Re: 1990 chevy code 42
Yes that could be a problem.
It does look like the 16144288 ECM was only used with the V6.
My guess is if someone used that ECM then it most likely has a PROM for a V6 also.
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For those of you that are wondering why you are not getting replies to your thread:
Did you give the model, year, engine, fuel system type, and transmission information?
If it is modified from what came stock from the factory, let us know that too.
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