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Fluid - Differential|Service and Repair > < Automatic Transmission - 4L60-E/4L65-E|Page 3168

Yukon XL 2500 2WD V8-8.1L VIN G (2004)

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Fluid - Differential: Specifications

Differential Fluid Type

Front (4WD)
Grade .............................................................................................................................................................................................................................  GL-5
Viscosity ...................................................................................................................................................................................................................  80W-90
Front (AWD)
Grade .......................................................................................................................................................................................................................  Synthetic
Viscosity ...................................................................................................................................................................................................................  75W-90
Rear
Grade .......................................................................................................................................................................................................................  Synthetic
Viscosity ...................................................................................................................................................................................................................  75W-90

Fluid - Differential|Service and Repair > < Automatic Transmission - 4L60-E/4L65-E|Page 3168