To get a 1990 Corvette to start if it turns over and the battery is good, check to ensure the fuel filter is not clogged. You also need to ensure it has plenty of gasoline.
Remove the lower panel from left fender .
To replace the battery on a 1979 Corvette, disconnect the battery cables using the proper tool. Remove the bar that holds the battery in place and pull out the battery. Place the new battery in and reconnect the cables.
Remove the positive battery cable from your 1999 Chevrolet Corvette at battery. Remove the starter cables from the front of the starter. Remove the starter retaining bolts. Reverse the process to install your new starter.
A person can remove the front license plate cover on a 1990 Corvette with a screwdriver. The plate can then be replaced with a custom plate or a state plate if required.
The 1990 Chevy Corvette front drivers side speaker cover will need to be removed. Remove the speaker retaining screws. Remove the wiring harness from the back of the speaker.
Open hatch behind drivers seat......remove battery cables.....remove battery hold down clamp at lower back flange of battery...pull out battery....replace in reverse order.
Start by removing the ground cable first(negative). Then remove the positive cable. At the base of the battery is a hold down clamp, held in by one bolt. Remove this and the battery will lift right out.
Coupe or convertible? Yet another un-specific question.
just like any other battery nothing special disconnect the terminals, remove the battery and put new one in