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Transmission (Pan Removal and Replacement)
Automatic 7.4 qt 7.0 L
6-Speed Manual – CTS 1.9 qt 1.8 L
6-Speed Manual – CTS-V 3.7 qt 3.5 L
Wheel Nut Torque 100 lb ft
(140 Y
)
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
Engine Specifications
Engine VIN Code Transmission Spark Plug Gap
2.8L HFV6 T Automatic Manual 0.043 inches (1.1 mm)
3.6L HFV6 7
Automatic
Manual
0.043 inches (1.1 mm)
6.0L V8 U Manual 0.040 inches (1.02 mm)
CTS-V Engine Data
Engine Horsepower Torque Displacement Compression Ratio
6.0L V8 (LS2)
400 hp (298 kW) @
6000 rpm
395 ft lb (536 Nm) @
4400 rpm
6.0 L 10.9:1
458