Underhood Electrical Center or Junction Block Replacement

Fig 1: Underhood Electrical Center or Junction Block

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Disconnect the battery ground cable. Refer to Battery Negative Cable Replacement . Disconnect the battery positive cable. Refer to Battery Positive Cable Replacement . Remove the front compartment fuse block housing cover. Refer to Front Compartment Fuse Block Housing Cover Replacement .
1	Underhood Electrical Center Fastener (Qty: 3) CAUTION: Refer to Fastener Caution . Procedure Unscrew the underhood electrical center fasteners. Release the bolts far enough so that the wiring harness plug under the electrical center can drop down. After installing and tightening the underhood electrical center fasteners, it is necessary to check, if the green indicator rings under the fasteners be flush with the electrical center. Tighten 7.2 N.m (66 lb in)
2	Underhood Electrical Center Procedure Release the underhood electrical center. Lift underhood electrical center. TIP: When replacing, transfer fuses and relays.

Callout

Component Name

Preliminary Procedures

Disconnect the battery ground cable. Refer to Battery Negative Cable Replacement .
Disconnect the battery positive cable. Refer to Battery Positive Cable Replacement .
Remove the front compartment fuse block housing cover. Refer to Front Compartment Fuse Block Housing Cover Replacement .

Underhood Electrical Center Fastener (Qty: 3)

CAUTION:

Procedure

Unscrew the underhood electrical center fasteners.
Release the bolts far enough so that the wiring harness plug under the electrical center can drop down.
After installing and tightening the underhood electrical center fasteners, it is necessary to check, if the green indicator rings under the fasteners be flush with the electrical center.

Tighten
7.2 N.m (66 lb in)

Underhood Electrical Center

Procedure

TIP: When replacing, transfer fuses and relays.