GM Service Manual Online
For 1990-2009 cars only

Object Number: 1909894  Size: MF

Callout

Component Name

Preliminary Procedure

Disconnect the battery. Refer to Battery Negative Cable Disconnection and Connection.

1

Underhood Electrical Center/Junction Block Cover Tab (Qty: 2)

Procedure

To remove the junction block cover use a flat-bladed tool to release the tab.

2

Underhood Electrical Center/Junction Block Power Bolt (Qty: 4)

Caution: Refer to Fastener Caution in the Preface section.

Tip
The bolts are part of the underhood electrical center/junction block power.

Tighten
10 N·m (89 lb in)

3

Underhood Electrical Center/Junction Block Nut

Procedure

Disconnect the battery positive cable from the junction block by removing the nut.

Tighten
7 N·m (62 lb in)

4

Underhood Electrical Center/Junction Block Tab (Qty: 6)

Procedure

Remove the electrical center/junction block by using a hook-like tool to disengage the tabs.

5

Underhood Electrical Center or Junction Block Lower Cover Bolt

Procedure

Remove the electrical connector inside the block before removing the lower cover.

Tighten
20 N·m (15 lb ft)

6

Underhood Electrical Center or Junction Block Lower Cover Nut

Procedure

Remove the electrical connector inside the block before removing the lower cover.

Tighten
7 N·m (62 lb ft)