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D_E_Bishop's avatar
D_E_Bishop
Explorer
Aug 22, 2015

Need help with the In-Tank pump, FOUND SCHEMATIC OL

I have written about the starve out problems I've been having with the 1989 Chevy naturedly aspirated 454 in our rig. I had it to a shop to repair what needed repairing so I would pass smog here in C...
eHoefler's avatar
eHoefler
Explorer II
Aug 27, 2015
I had a 89 suburban with a very similar problem, it turned out to be the ignition module in the distributer. It sends a signal to the computer, telling it that it is running and sends a signal to the fuel pump.

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