Avalanche 1500 2WD V8-5.3L (2008)
Fluid - Differential: Fluid Type Specifications
DIFFERENTIAL FLUID
FRONT AXLE
SAE 80W-90 Axle Lubricant (GM Part No. U.S. 89021671, in Canada 89021672).
REAR AXLE
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115.
