There is only one access to the fuel pump in your car. You have to remove the fuel tank, unscrew the top plate and pull it out. If you go through all that trouble, replace it and the screen. luck.
Drop the fuel tank.
The 2012 Buick Regal runs on flex-fuel (FFV).
How do you replace the fuel filter on a 2003 Buick Regal?
The 2013 Buick Regal runs on regular unleaded.
The 2001 Buick Regal runs on regular unleaded.
The 2011 Buick Regal runs on regular unleaded.
The 2002 Buick Regal runs on regular unleaded.
The 2003 Buick Regal runs on regular unleaded.
The 2004 Buick Regal runs on regular unleaded.
The 2014 Buick Regal runs on premium unleaded (recommended).
Wandering fuel gauge on a 2003 regal
In the fuel tank.