My blazer does not turn on

That I had a similar problem, I was traveling, Asia Puebla stopped in a place when I wanted to leave Yano I quickly attended me a mechanic of the sona took away the relay of the gasoline pump and put the buoy with the injector cleaner.

Disconnect the gasoline filter that is under the driver's door opens the Swith and Czech if the gaslina bonba is bonbeando.

There is varia depends on the system there are two inyctor typod in the Vortec of 4.3 In the same way both carry a valve and precion valve.

Thank you friends but still the issue of the fuel pump can be but the detail is that the pulse of the injectors goes to what I turn on with direct gasoline to the admission also verifies that the computer is personalized with the serial of the truck but when we put the scanner there is no communication with the vehicle treating again we have reviewed all the wiring and it is well but it still does not help me.

The return valve empties the injectors already changed it with a truck from my friend and that of El Prenio well but mine nothing