Cadillac 2010 DTS Owner's Manual page 422

Fuses
1 Engine Control Module (ECM), Crank
2 Fuel Injectors Odd
3 Fuel Injectors Even
4 Air Conditioning Clutch
6-102
Usage Fuses
5 Air Injection Reactor (AIR) Solenoid
6 Oxygen Sensor
7 Emission Device
8 Transmission, Ignition 1
Usage