The engine will develop a skip and the check engine light will illuminate. The code set in the ecm will direct you to which injector is bad.
It is under the upper intake manifold, attached to the bank of poppets.
This is confusing, a 1998 does not have a carb.
The fuel cutoff switch, on your 1998 Chevrolet Blazer, can be found on top of the fuel injector pump. The fuel injector pump is on the back side of the engine near the top.
Dose the 2001 chevy blazer 4x4 4 door have a access panel to the fuel pump
Probably the fuel pump is bad.
In the fuel tank
It is located under the upper intake manifold. The bank of injector poppets are also known as the spider.
Answeron the injector rail...follow the fuel hoses from the tank to the enginedThe Regulator it under the upper intake on the injector
unfortunately, it's located inside the fuel tank
Chevrolet does not have reset switches.
if its a cpi it would be in the the middle of the intake as part of a injector assembly on a 4.3L