GMC 2007 Yukon XL Owner's Manual page 549

Transfer Case Fluid
Wheel Nut Torque
†Oil filter should be changed at every oil change.
After refill, the level must be rechecked. Add enough engine coolant so that the fluid is within the proper
operating range.
Engine
4.8L V8
5.3L V8 Flexible Fuel with DOD
(Iron)
5.3L V8 Flexible Fuel with DOD
(Aluminum Block)
5.3L V8 with DOD
6.0L V8
6.0L V8 with DOD
Application
Engine Specifications
VIN Code
C
0
3
J
K
Y
Capacities
English
2.0 qt
140 lb ft
Transmission
Automatic
Automatic
Automatic
Automatic
Automatic
Automatic
Metric
1.9 L
190 Y
Spark Plug Gap
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
0.040 in (1.01 mm)
549