THERMOSTAT, Engine Coolant Temperature diagram Cadillac CTS

PNCPart codeTitleQuantity
1 12559807  THERMOSTAT,ENG COOL(W/O GSKT)(ACDelco #131-128) 01
2 12600171  THERMOSTAT,ENG COOL(SEAL NOT INCLUDED)(PART OF 300,303)(ACDelco #131-156) 01
3 12601556  THERMOSTAT,ENG COOL(ACDelco #131-157) 01