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Transmission Fluid
6-Speed Automatic CTS 6.7 qt 6.3 L
6-Speed Automatic CTS-V 6.7 qt 6.3 L
6-Speed Manual CTS 1.9 qt 1.8 L
6-Speed Manual CTS-V 4.0 qt 3.8 L
Wheel Nut Torque 140 lb ft 190 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
3.6L V6 Engine 7
Automatic
Manual
0.043 in (1.1 mm)
3.6L V6 Engine V
Automatic
Manual
0.043 in (1.1 mm)
6.2L V8 Engine P
Automatic
Manual
0.040 in (1.0 mm)
5-134