The gas your Mercedes-Benz car or SUV runs on still has a few contaminants left over from its production process. They'd accumulate in your fuel pump, fuel injectors, and engine and become a problem if not for your OEM fuel filter.

Most vehicles made by Mercedes-Benz have two types of fuel filters. One is a strainer, located in the fuel tank. The other is located in the main fuel line. If they get clogged or degrade from age, other issues often follow. Put simply, it'll get trickier for the fuel system to move its gas, and that means engine trouble.

Luckily, there are symptoms to indicate a fuel filter is going bad, and they're easy to identify. They include a lit Check Engine light, rougher starts than usual, engine lag, and a misfiring engine. You may also experience shuddering when idling, your vehicle may stall, and you may not be able to start it at all.

If you're experiencing engine failure, it usually means fuel filter failure. Seeing the signs? To get a better idea of what might be happening, run a careful inspection. If the results indicate fuel filter problems, your best option is replacement. How to do that is straightforward. You'll need a drain pan, a pair of needle-nose pliers, some safety glasses, a slot screwdriver, and vehicle ramps (if your filter's mounted underneath it), plus a drain pan, a garden hose connected to a water source, and a fire extinguisher.

The process is as follows. First, relieve fuel pressure by unplugging the fuse or relay. Then, find the fuel filter; it's somewhere in between the tank and the engine. Then, disconnect and remove the filter. Put in the new one, and the replace the fuse or relay. You'll definitely need more specifics on the process, especially if you're forgoing help from a service technician; your owner's manual or other vehicle documentation will have more info.

Otherwise, you can order what you'll need for the project right here online, from our auto parts catalog. 

Fix Your Mercedes-Benz Fuel System | Install Genuine OEM Fuel Filters

Why skip the aftermarket and buy OE-quality? Mercedes-Benz makes its fuel filters to fit its cars and SUVs specifically -- that's a fitment guarantee. Buy them today, and we'll ship ASAP, delivering directly to your door.