Owner's Manual
Page 370
... V8 VIN Engine Code DeVille and DHS ...Y DTS ...9 Horsepower DeVille and DHS ...275 (bhp) @ 5600 rpm 205 (kW) @ 5600 rpm DTS ...300 (bhp) @ 6000 rpm 224 (kW) @ 6000 rpm Torque DeVille and DHS ...300 (lb-ft) @ 4000 rpm 407 (N·m) @ 4000 rpm DTS ...295 (lb-ft) @ 4400 rpm 400 (N·m) @ 4400 rpm Firing Order ...1-2-7-3-4-5-6-8 Thermostat Starts To Open...
... V8 VIN Engine Code DeVille and DHS ...Y DTS ...9 Horsepower DeVille and DHS ...275 (bhp) @ 5600 rpm 205 (kW) @ 5600 rpm DTS ...300 (bhp) @ 6000 rpm 224 (kW) @ 6000 rpm Torque DeVille and DHS ...300 (lb-ft) @ 4000 rpm 407 (N·m) @ 4000 rpm DTS ...295 (lb-ft) @ 4400 rpm 400 (N·m) @ 4400 rpm Firing Order ...1-2-7-3-4-5-6-8 Thermostat Starts To Open...