You don`t want to go there !( Trust me.) Take it to a radiator shop.
Should be at the passenger side firewall
'How do you change a fog light in a 1996 Pontiac Bonneville? ... How do you
How to remove left inner door panel of a Pontiac Bonneville 1996
The heat valve is stuck open.
diagram for serpentine belt on 1996 Pontiac Bonneville se
I have a 1996 Bonneville and it has a Phillips head screw on each side of the armrest. If yours is like that then you should be able to just unscrew them and pop it out.
Yes. It should fit it well.
134a.
with a scan tool
If the Bonneville is like my GTP then the fuel filter is in front of the fuel tank
Install what?
There is none to find.