How to test a fuel sender unit - a quick DIY way
If your gas gauge is bouncing around like crazy or stuck on empty, you'll want to learn how to test a fuel sender unit to figure out if the problem is in the tank or the dashboard. There's nothing more annoying than driving around with a "low fuel" light staring you in the face when you know you just filled up. Luckily, you don't need to be a master mechanic to figure this out. A few basic tools and a bit of patience will get you the answer you need. ...