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Re: P0170 diagnosis
Posted to Technical Discussion Forum on 7/18/2023 1 Reply

you are over thinking this . check for TSB's first , just to be sure .

it's lean on one bank , or the PCM thinks it is . vacuum leaks would be my first look-see . but , i would be sure of and eliminate any mechanical issues FIRST .

stick with simple thinki... Login to read more.

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