
Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
374
TECHNICAL DATA
Application
Capacities
Metric
English
Front Axle
0.4 L
0.42 qt
Rear Axle
0.5 L
0.53 qt
Rear Axle 4.2L V8 Twin Turbo (LTA) Engine or V-Series
1.1 L
1.16 qt
Fuel Tank
72.7 L
19.2 gal
Transfer Case
–
AWD
0.8 L
0.85 qt
Wheel Nut Torque
150
Y
110 lb ft
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 cooling system capacity values are based on the entire cooling system and its components.
Engine Specifications
Engine
VIN Code
Transmission
Spark Plug Gap
3.6L V6 Engine (LGX)
S
Automatic
0.80
–
0.90 mm (0.031
–
0.035 in)
4.2L V8 Engine (LTA)
J
Automatic
0.74
–
0.75 mm (0.029
–
0.030 in)
Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage the
spark plug.