i have a 95 blazer 4 door 4 wheel 4.3 "w" recently i was at cruzing speed and suddenly trucked died out i was able to keep it running but no more than 1/16 heavy in the petal i nursed it to auto zone they pluged it in and gave me a few places to start 1 lean left bank(made me think air leak) 2 bad cat 3bad o2 sensors 4 random miss fires(all cylinders)so i bought plugs wires had a new cat and o2 sensors slapped them in dis cap and rotor still no fix went to spark control modgeule got me no where so i was told to look at the fuel system i was able to come acrost a spider injection with 60000 on it why i had it apart i put in a set of new lower plenium gaskets to help ease my mind about the air leak it turned out it had a bad leak in the upper plenium so it was good i got into it anyways yet no difference i have a friend with a fuel injection pressure tester it shot stright up to 60 psi suddenly drops to 20 i was told fuel pump was good because it made the pressure but i was informed the the regulator was shot now the fun part is finding out where the regulator is hidden for the 95 year there was two stylesof spider injection the first was a two post power hook up the second was a large square plugin with many pins i have the two post style and here is the qustion is the regulator located on or in the spider injection or some where else in the system thank you for reading and commements
Aaron

 

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