GAS GAGE... on 2001 Mercedes-Benz ML320

MY GAS GAGE DOESNT WORK PLEASE ME AND HOW DO YOU FIX IT. I THINK I SPELLED GAGE WRONG.HOLLA

Asked by for the 2001 Mercedes-Benz ML320
2 answers
Remove or replace the fuse for the gas gauge. Re insert it after a couple of minutes.

It worked on my ML320.
Need to check the sending unit in the fuel tank to see if it is working correctly. That is step 1.