Generator Battery Vent Fan Replacement

WARNING: This page is about a different car, the 2012 GMC Yukon, 2012 Chevrolet Tahoe, and 2012 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Generator Battery Vent Fan

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: 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. Preliminary Procedures Disable the high voltage at the drive motor generator battery. Refer to High Voltage Disabling . Remove the upper cover. Refer to Drive Motor Battery Case Upper Cover, Front Cover, and Right Side Cover Replacement . Remove the outlet ducts. Refer to Drive Motor Battery Cooling Air Outlet Duct and Front Air Outlet Duct Replacement .
1	Drive Motor Battery Cable Terminal Nut CAUTION: Refer to Fastener Caution . TIP: Remove cable retainer from battery fan assembly. When cable is removed, install protective cover to cable end. Tighten 5 N.m (44 lb in)
2	Generator Battery Vent Fan Bolt Tighten 6 N.m (53 lb in)
3	Drive Motor Generator Battery Cooling Blower Nut (Qty: 2) Tighten 6 N.m (53 lb in)
4	Generator Battery Vent Fan Procedure: Disconnect the wiring connections. Lift off from the inlet duct housing. After vent van has been replaced, enable the HV system. Refer to High Voltage Enabling .