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Re: 4l60e no 1st or 4th
Posted to Transmission Forum on 4/22/2006 1 Reply

Check for power at pin E at the transmission. Make sure to check it right from the start since many times a bad ignition switch can momentarily not send power. If you do find that, a quick test is to jumper off of another circuit at the fuse box (fused side of... Login to read more.

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