Where is the egr valve located on a 1998 Cadillac STS?

The EGR (Exhaust Gas Recirculation) valve on a 1998 Cadillac STS is typically located on the intake manifold, near the throttle body. It is usually mounted on the engine's rear side, making it somewhat challenging to access. To locate it, you may need to remove some components for better visibility. Always consult a repair manual for specific diagrams and instructions.