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Re: 1990 chevy code 42
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I replaced the distributor module and It ran better for a few days now its back to jerking and popping. Its still storing a code 13 and 42.
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Did you put heat sink compound/grease under the module when you installed it? Without it module failure is likely, very soon.
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The engine that was swapped in has no spot for an o2 sensor on the manifold...
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Are you saying there is no O2 sensor on the truck?
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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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