GMC Yukon XL 2013 Owner's Manual page 465

Transmission Fluid (Pan Removal and Filter Replacement)
6L80-E Transmission
6L90-E Transmission
Transfer Case Fluid
Wheel Nut Torque
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual. Recheck fluid level after filling.
5.3L V8 FlexFuel with Active Fuel Management
Block) (LMG)
5.3L V8 FlexFuel with Active Fuel Management (Aluminum
Block) (LC9)
6.0L V8 (Iron Block) (L96)
Application
Engine Specifications
Engine
Metric
190
VIN Code
(Iron
Technical Data
Capacities
5.7 L
6.0 L
1.5 L
Spark Plug Gap
0 1.02mm (0.040 in)
7 1.02mm (0.040 in)
G 1.02 mm (0.040 in)
12-3
English
6.0 qt
6.3 qt
1.6 qt
140 lb ft