Accessory Wiring Junction Block Replacement

Fig 1: Identifying Accessory Wiring Junction Block Components

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection .
1	Accessory Wiring Junction Block Cover Procedure Remove the accessory wiring junction block cover by pushing in on the 2 retainer tabs located on the sides of the cover and lift. To reinstall, fit together the retainer tabs located on the ends of the cover and push down on the cover until the tabs on the ends of the cover lock into place.
2	Accessory Wiring Junction Block Battery Cable Nut CAUTION: Refer to Fastener Caution . Tighten 7 N.m (62 lb in)
3	Accessory Wiring Junction Block Battery Cable Nut Tighten 7 N.m (62 lb in)
4	Accessory Wiring Junction Block Harness Connector Bolt (Qty: 4) Tighten 10 N.m (89 lb in)
5	Accessory Wiring Junction Block Procedure Reposition the accessory wiring harness from the accessory wiring junction block retainer. Remove the accessory wiring junction block by pushing in on the 4 retainer tabs located on the sides of the block and lift. To reinstall, fit together the retainer tabs located on the ends of the cover and push down on the cover until the tabs on the ends of the cover lock into place.
6	Accessory Wiring Junction Block Retainer Base Bolt Procedure Disconnect the battery cable retainer. Position the junction block retainer base alignment tab to the bracket first, then install the bolt. Tighten 10 N.m (89 lb in)
7	Accessory Wiring Junction Block Retainer Base