if it is fuel injected you will find it in the gas tank. and to replace it you will have to drop the the tank to remove the unit to change the fuel pump. to check the fuel pump remove the fuel line from the carb and turn the key to the on posistion just for a sec. to see if fuel comes out.
need to fix my express van .
The fuel filter on the 1999 Chevy express van 3500 with 350 engine is on the cross member of the frame behind the front door.
Inside the fuel tank
need to fix my express van .
In the fuel tank
The Chevy Express fuel pump fuse will be located in the fuse box. The exact location of the fuse is dependent upon the year of the vehicle.
In the fuel tank
On a 1999 Chevy Express van, the fuel tank pressure sensor is located on the top of the fuel tank, typically integrated with the fuel pump assembly. To access it, you may need to remove the fuel tank or at least lower it, as the sensor is not easily accessible from underneath the vehicle. Make sure to relieve the fuel system pressure before attempting any repairs.
In the fuel tank
Most likely in the fuel tank.
it is inside the fuel tank, on the top of tank!!
If it has one, it will be located on the fuel rail.