Chevrolet 2014 Silverado 2500HD Owner's Manual page 488

12-4 Technical Data
Transmission Fluid - Automatic (Pan Removal and Filter Replacement)
4-Speed Transmission 4L60-E Electronic Transmission
6-Speed Transmission 6L80-E
6-Speed Transmission 6L90-E
6-Speed Transmission Allison
Transmission Fluid - Manual (Drain and Refill)
1500 Series
3500 Series
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.
4.3L V6 (LU3)
4.8L V8 (L20)
Application
Engine Specifications
Engine
Capacities
Metric
4.7 L
5.7 L
6.0 L
7.0 L
4.4 L
3.5 L
190
VIN Code Spark Plug Gap
X 1.52 mm (0.060 in)
A 1.02 mm (0.040 in)
English
5.0 qt
6.0 qt
6.3 qt
7.4 qt
4.6 qt
3.7 qt
140 ft lb