In the fuel tank
If your Chevy trailblazer 2004 gauges are not working, check your fuel pump.
If the air vents of the Chevy trailblazer 2004 are not blowing air, have the fuel pump checked.
Either the fuel pump fuses is blown or the fuel pump relay is defective. That is assuming all the wiring is connected or you do not have a loose wire or short in the wiring.
see "how too replace water pump on 2002 Trailblazer"
Fuel pump or fuel filter possibly.
it is located in the fuel tank
Remove fuel tank for access
YES, and you will find it inside of the fuel tank.
Mounted on top and inside the fuel tank.
Mounted on top and inside the fuel tank.
In 2004 Chevy moved the fuel filter from the drivers side frame rail and put it inside of the fuel tank. NOT KIDDING Keep in mind that a filter built into the pump is no longer considered a maintenance item.
We can help you with the tank or fuel pump at our enthusiast forum. www.trailvoy.com Trailblazer enthusiasts with all your answers!