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Re: GM Code 32, code 77, code 76, digital EGR....a photo essay
Posted to Technical Discussion Forum on 5/15/2000 3 Replies

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No, I do not. Some later model vehicles will use the fuel trim data for EGR diagnosis so lets take a look at the fuel trim numbers during the actual EGR active test. There's a catch.....I've removed t... Login to read more.

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