Mechanics

GMC SIERRA PROBLEM

1995 GMC Sierra • 202,000 miles

1993 pick up 350 motor 4x4 have replaced coil, cap, rotor, tested modulator, then replaced whole computer box after brain was installed truck started ran 30, 40 seconds died and back to original problem no fire just cranks everything else works help please at witts end
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October 17, 2012.



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