now they r tellin me that i have the wrong computer for my car when i never had it changed .

*i tried to find one and i can't. was wonderin if ne one knows where i can get a new computer for a 99 z24 power everything.any help would be great!! thanks
Are you the original owner of this car? Before I'd do anything drastic I would get a second opinion first, might save yourself a headache later.