The emission of the black smoke from the exhaust is one of the symptoms pf a bad fuel pump in a 2002 Nissan Altima. Failure of the cranks to fire is another bad symptoms of a bad fuel pump.
what are the symptoms of a bad fuel pump on a 2002 GMC Sonoma 4.3 liters?
Fuel pump will not run.
Noisy fuel pump, stalling, or engine will not start and you have no fuel pressure.
A bad fuel pump will hinder the fuel supply to the engine. The engine can run rough with an inconsistent supply of fuel, or it will completely shut off.
The main relay and the fuel pump relay are the same. Take the fuel pump relay and swap it with the main relay and see if that will help you....
There are a few ways you can tell if you have a bad fuel pump. These are is the engine sputters at high speeds, vehicle loses power while accelerating, or the engine will not start.
gas gouge no work
The 2000 GMC Savannah 1500 PU equipped with the 5.7L V8 had in-tank fuel pumps. Symptoms of a bad pump include excessive noise, loud priming when the ignition key is in the ON position, and sputtering starts (which is literally fuel starvation).
If the relay is bad, then the fuel pump will not work.
Possible bad fuel pump, fuel pressure regulator. Give more symptoms
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