2000 Chevrolet Venture Q&A

2000 Chevrolet Venture Question: replace fuel pump

do you pull the gas tank to replace fuel pump -
Answer 1
Fuel tank removal is necessary to replace the fuel pump. -
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The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.
The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump. 
Where could it be? He just changed the fuel pump. Does this have anything to do with?
my 2003 venture fuel gauge stopped working it reads fuel when its not and sometimes goes to empty how can i fix this and what do i need?