What would drain battery on 98' caddy sts?

A 1998 Cadillac STS may experience battery drain due to several factors, including a faulty alternator that fails to recharge the battery while driving, parasitic draws from malfunctioning electrical components or accessories, and aging batteries that can no longer hold a charge effectively. Additionally, issues like a stuck relay or a short circuit in the wiring can lead to excessive power consumption. Regular maintenance and checks of the electrical system can help identify and mitigate these issues.