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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 353 (Hybrid/EV Energy Storage System) >> Repair Instructions >> Drive Motor Battery with Case Overhaul >> Case Covers

Case Covers

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Case Covers
GM1987233Courtesy of GENERAL MOTORS CORP.
Case Covers

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

  1. Disable the high voltage at the drive motor generator battery. Refer to High Voltage Disabling .
  2. Remove the drive motor generator battery from the vehicle. Refer to Drive Motor Battery Replacement and Shipping Preparation .
  3. Remove all components in this procedure from the disabled drive motor generator battery and install onto the new drive motor battery with case kit.
1 Drive Motor Battery Cable Terminal Extension Cover Bolt (Qty: 4)
CAUTION:

Refer to Fastener Caution .


Tighten 
6 N.m (53 lb in)
2 Drive Motor Battery Cable Terminal Extension Cover
3 Drive Motor Battery Case Upper Cover Bolt (Qty: 21)
Tighten 
8 N.m (71 lb in)
4 Drive Motor Battery Case Upper Cover Nut (Qty: 6)
Tighten 
8 N.m (71 lb in)
5 Drive Motor Battery Case Upper Cover
6 Drive Motor Battery Case Front Cover Bolt (Qty: 9)
Tighten 
8 N.m (71 lb in)
7 Drive Motor Battery Case Front Cover Push Rivet
8 Drive Motor Battery Case Front Cover
9 Drive Motor Battery Case Right Cover Nut
Tighten 
8 N.m (71 lb in)
10 Drive Motor Battery Case Right Cover Bolt (Qty: 3)
Tighten 
8 N.m (71 lb in)
11 Drive Motor Battery Case Right Cover