I used an angle grinder to cut the hole in mine there is easily sufficient clearance under the floor 50mm.
Cut floor to remove fule pump.
Don t use a grinder.
I patched the hole with a cut out portion of galvanized steel from the back of an old washing machine.
I recommend inserting a protector over.
You can cut an access panel in the floor over the fuel pump.
Your 1999 pontiac bonneville comes equipped with an in tank electric fuel pump that provides between 48 and 55 psi 333 to 376 kpa of pressure to handle the needs of its fast 3 0l engine.
Do at your own risk.
So i m tired of the cel on my dash.
2007 xterra fuel pump may cut floor jump to latest follow 1 13 of 13 posts.
Once through the floor i was able to remove the floor hatch had to break one or two spot welds on the ali iirc but had to use a reciprocating saw to cut through the strengthening under the floor.
Discussion starter 1 dec 6 2017.
But low pressure poor fuel flow noises and even leaks may assault the pump after years of service.
Take your time the floor is pretty thick.
A dremel tool with about a million of those little 1 inch cutting wheels is what i used.
To replace the bad pump you.