gas gauge fluctuates, does not indicate fuel level properly on 2001 Pontiac Grand Prix

I can acess the unit via a panel in the trunk should I just replace the whole fuel pump I assume that is where the pump is under that panel then I have to remove it from the tank is this the corret procedure to repair it?

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2 answers
yes. runs about 200-250 depending where you go.
Verry close! Check out the youtube video, shows exactly what to do! Just enter in the search bar:: install fuel pump 01 grand prix. Replace the whole pump module!