Section 3148 (Shift Lock Control System)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Sierra 3500 HD, 2018 GMC Sierra 2500 HD, 2018 GMC Sierra 1500, 2018 Chevrolet Silverado 3500 HD, and 2018 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Wiring Diagrams
- Shift Lock Control Wiring Schematics
  - Shift Lock Control (M5U, MW7, MYC or MYD)
Diagnostic Information And Procedures
Repair Instructions
- Automatic Transmission Shift Lock Control Actuator Replacement
  - Removal Procedure
  - Installation Procedure
Description And Operation
- Automatic Transmission Shift Lock Control Description And Operation (Without T4Z)
- Automatic Transmission Shift Lock Control Description And Operation (With T4Z)