Because of its location and the complexity of accessing it, you'll likely need a repair manual specific to your 1995 Cadillac Seville to get the best visual aid. A picture search online using "1995 Cadillac Seville starter location" might also be helpful. However, be aware that some images may be for slightly different years or engine variations.
Caution: Working on a car's starter involves working with the battery and potentially hot components. If you're not comfortable doing this yourself, it's best to have a qualified mechanic do the work.