Hummer 2005 H2 - Manual (Page 355)

To disconnect the jumper cables from both vehicles do
the following:
1. Disconnect the black negative (
−
) cable from the
vehicle that had the dead battery.
2. Disconnect the black negative (
−
) cable from the
vehicle with the good battery.
3. Disconnect the red positive (+) cable from the
vehicle with the good battery.
4. Disconnect the red positive (+) cable from the
other vehicle.
5. Return the positive (+) remote terminal cover to its
original position.
All-Wheel Drive
Transfer Case
It is not necessary to regularly check transfer case fluid
unless you suspect there is a leak or you hear an
unusual noise. A fluid loss could indicate a problem.
Have it inspected and repaired.
Refer to the Maintenance Schedule to determine how
often to change the lubricant. See Scheduled
Maintenance on page 6-4.
How to Check Lubricant
A. Filler Plug
B. Drain Plug
1. Remove the filler plug (A). The fluid level should be
just below the bottom of the filler plug hole. To get
an accurate reading, the vehicle should be on a
level surface.
2. Add fluid if necessary.
Refer to the Maintenance Schedule to determine
what kind of lubricant to use. See Recommended
Fluids and Lubricants on page 6-12.
3. Reinstall the filler plug. Use care not to overtighten
the filler plug.
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