Heater, Air Electric (AEH): Removal
WARNING: This page is about a different variant/trim than selected.
WARNING:
When performing any repairs that involve contact with high voltage components or systems, the technician performing repairs on the vehicle must verify that the system remains powered down during high voltage repairs.
- This must be done by removing the service disconnect.
- The high voltage power down procedure must also be performed to ensure that the vehicle is properly powered down.
- The technician must know the whereabouts of the service disconnect throughout the repair.
- The technician must ensure that no one reconnects the service disconnect while service is being performed.
- The technician must recheck that the service disconnect has not been reinstalled in cases where the vehicle was unattended.
WARNING:
On vehicles equipped with the high voltage system, disconnecting the 12-volt battery negative cable alone will not power down the 12-volt system. You must perform the 12-volt Power Down procedure before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
- Power down the 12-volt battery system. Refer to 12-VOLT POWER DOWN .
- Remove the instrument panel. Refer to PANEL, INSTRUMENT, REMOVAL
.
- Remove the three air electric heater (AEH) high-voltage wiring cover screws (1), and the high-voltage wiring cover (2).
- Release the tab (1) and detach the AEH high-voltage electrical connector bracket from the HVAC housing.
- Detach the AEH high-voltage electrical connector (2) from the connector bracket (1) and disconnect the AEH high-voltage electrical connector.
- Remove the three AEH screws (1) and detach the AEH (2) from the HVAC housing.
- Remove the AEH (1).