Savana 3/4 Ton Van V6-4.3L VIN X (2003)
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Fluid - Differential: Fluid Type Specifications
Differential Fluid Type
Front (All) and Rear (1500)
Grade ....................................................................................................................................................................................................................... Synthetic
Viscosity ................................................................................................................................................................................................................... 75W-90
Rear (2500 and 3500)
Grade ............................................................................................................................................................................................................................. GL-5
Viscosity ................................................................................................................................................................................................................... 80W-90