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crank

  1. B

    Will crank no start issue

    I have a 2003 Z71 AV that has spark, fuel pressure, and the injectors are firing also. Compression is fine at around 170, it just won't start. The problem started when I pulled the ground on the back right side of the motor to and a ground for an extra battery. 2 wires came off of the bolt, one...
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