Silverado 1500 2WD V8-6.0L Hybrid (2009)
Drive Motor Control Module: Service and Repair
Drive Motor Generator Control Module Assembly Replacement
Drive Motor Generator Control Module Assembly Replacement
Removal Procedure
Danger: Always perform the High Voltage Disabling procedure prior to servicing any High Voltage component or connection. Personal
Protection Equipment (PPE) and proper procedures must be followed.
The High Voltage Disabling procedure will perform the following tasks:
*
Identify how to disable high voltage.
*
Identify how to test for the presence of high voltage.
*
Identify condition under which high voltage is always present and personal protection equipment (PPE) and proper procedures must
be followed.
Failure to follow the procedures exactly as written may result in serious injury or death.
1. Perform the High Voltage Disabling procedure. Refer to High Voltage Disabling (See: Battery System, Hybrid Drive/Testing and
Inspection/Initial Inspection and Diagnostic Overview/High Voltage Disabling) .
2. Remove the air cleaner. Refer to Air Cleaner Assembly Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine
Performance Checks/Air Cleaner Housing/Service and Repair) .
3. Disconnect the drive motor generator control module assembly connector (1).
4. Drain the power electronics cooling system. Refer to Generator Control Module Cooling System Draining and Filling (See: Service and
Repair/Procedures) .
