98 4.3 jimmy no spark to plugs
 

98 gmc jimmy i was going down the road and it died on me would not start back so i hooked my computer to it its not throwing no code i also put a new crank sensor on it and still nothing but there was a lil bare spot were you could see the wire coming out of the back of the plug i pulled on it and it did not come out do i need to change the plug to make sure its getting good connection and i also put a new coil pak dis cap and the sensor below it and a rotor button abd checked all the fuses and still no fire at the plugs could the spider cause it not to fire im going to try the icm next.any info would be greatly appreciated this is my only ride.