Clamp the fuel lines, or else disconnect them and plug them. There is no valve to allow you to do this.
it is located under driver side back door
The fuel filter is on-line under the chassis driver side, about at the level of the back seat of the driver.
On a 1998 Freightliner Classic, the flasher is typically located in the fuse panel, which is usually found under the dashboard on the driver's side. You may need to refer to the owner's manual for the exact location and identification of the flasher relay, as it can vary by model. If you're having trouble, checking the panel cover for a diagram can also help pinpoint it.
On the frame on the driver's side just before the gas tank.
On a 2000 Freightliner Classic, the fuse panel is typically located on the driver's side of the dashboard, near the steering column. You may need to remove a cover or panel to access it. Additionally, some models may have a secondary fuse box located under the hood, near the battery or engine compartment. Always refer to the owner's manual for specific locations and diagrams.
On a 1998 Freightliner Classic, the flasher unit is typically located under the dashboard, near the steering column. It's often mounted in the fuse panel area, which is usually on the driver's side. To access it, you may need to remove a cover or panel to reach the fuse box. If you're having trouble locating it, consulting the vehicle's service manual can provide specific details.
If it's OEM installed, it should be directly under the door on the driver's side.
On the left side of the engine.
Driver side of the block.Driver side of the block.
Its not an electrical fuel pump its a mechanical fuel pump right next to the harmonic balancer in another words called the crank shaft pulley or under the exhaust intake front left side driver side
Fuel Pump is in the fuel tank. Fuel Filter is along driver side chasis rail between front and rear driver side door.
Under vehicle, driver side, below bed area, driver side of fuel tank, mounted on frame rail in fuel line.