How do you fix stuck fuel level float on 1997 gm suburban?

This is fuel injected.. No float exists. This question could also pertain to the level in the fuel tank, which uses a float.

first, you have to pump out the fuel in the tank, then you'll need a floor jack to lower the tank. second, you'll remove or loosen the 2 straps that hold the tank on, third, need to slowly drop the...

42 gallons

There are two straps on the fuel tank if you follow them up you will see two bolts that hold the strap to the frame if the fuel tank is not empty put a jack under it to hold it up so it wont fall.

Drop the fuel tank