Fuel pressure test.
Fuel pressure test.
NO! Use only reular unleaded fuel or you will damage the fuel and emmisions system.
It doesn't have a reset switch. GM does not use inertia switches.
It is inside of the fuel tank.
It is not uncommon for GM fuel pumps to quit.
It has an electric fuel pump inside of the fuel tank.
The fuel filter on a 2002 chevorlet trail blazer is near the drivers seat right on the side of the gas tank. Look in the middle near the drivers side
Remove fuel tank
19.0
EVAP Emission control system leak (small). It could be as simple as a loose fuel cap.
I'd check all connections to the guage first, then if sure it is not a connection issue then it must be the sending unit, which is in the tank.