Engine dies

Asked by Feb 23, 2016 at 11:05 AM about the 1997 GMC Sierra 1500 C1500 SLE Extended Cab LB

Question type: Maintenance & Repair

97 gmc 1500 5.0 only runs when #3plug
wire is off, dies instantly when connected.
Just replaced cap, rotar, wires and plugs.

1 Answer

4,545

Double check your wire hook up at the cap. Find #1 and follow the firing order around the cap to make certain each cylinder is wired to the correct position on the cap.

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