Some bulbs can be changed by accessing them through the runk but I think your have got to remove the light assy and then remove the bulb.
The gas tank on a 1990 Chevy Corsica is 15.6 gallons. A 1990 Chevy Corsica takes unleaded gas not premium.
Where is the Water Pump located and how do you replace it on a 1990 Chevy Corsica?
in the fuel tank
in the glovebox.
You must drop the fuel tank in order to replace the fuel pump.
owners manuel
criss cross
call autoparts house
removing the retaining bolts.
ALLDATA.COM T HEMPLE
u have to drop the tank. its pretty easy. the new pump will bypass alot of the old conections.
under the kick panel passenger side