Cadillac 2000 Catera Owner's Manual page 306

Engine Compartment Relay Center
The relay center is located next to the battery on the
driver's side of the engine. Lift the cover to access.
6-62
Fuse/Relay Usage
1 Secondary Air Injection Pump
(Relay K12)
2 Fan Control (Relay K67)
3 Auxiliary Water Pump (Relay K22)
4 Windshield Wiper Motor (Relay K8)