Chevrolet Silverado 4500HD/5500HD/6500HD Owner Manual (GMNA-
Localizing-U.S.-12102101) - 2019 - crc - 10/2/18
Service and Maintenance
403
Component
Component Vendor/Lubrication Type
Viscosity
Applicable Temperatures
Drive Shaft
U-Joint Lubricant
Lithium Complex Based Moly grease or
equivalent GC/LB NLGI #2
Multi-purpose Lithium Complex grease
–
–
Transmission
Allison-
Conventional
Automatic
Transmission Fluid
(ATF) Fill/Change
Refer to the Allison Automatic Transmission Manual.