Circuit/System Verification

Ignition - On / Vehicle - In Service Mode
Perform the scan tool control function: Driver Window Motor - Up & Down
Verify the component works as specified: M74D Window Motor - Driver = Up & Down
- If not the specified state
  Test or replace the component: M74D Window Motor - Driver
- Go to next step: If the specified state
Perform the scan tool control function: Driver Window Motor - Down
Operate the component: S79D Window Switch - Driver - Pulled = Up & Release
Verify the component works as specified: M74D Window Motor - Driver = Express Up
- If not the specified state
  Use the following procedure: Window Motor Programming - Express Function
- Go to next step: If the specified state
Ignition/Vehicle & All vehicle systems - Off - For greater than 2 min
Ignition - On / Vehicle - In Service Mode
Perform the scan tool control function: Driver Window Motor - Down
Operate the component: S79D Window Switch - Driver - Pulled = Up & Release
Verify the component works as specified: M74D Window Motor - Driver = Express Up
- If not the specified state
  Test or replace the component: M74D Window Motor - Driver
- Go to next step: If the specified state
All OK.