
Table of Contents
8-1
Section 8
Transmission
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams
Power Take-Off (PTO) Schematics . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
Power Take-Off (PTO) Description and
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Schematic and Routing Diagrams
Shift Lock Control Schematics . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . .
Automatic Transmission Shift Lock Control
Description and Operation . . . . . . . . . . . . . . . . . . . . .
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual