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To add fluid, the ECM unit rnust.be
moved.
Loosen the two nuts-on the ECM unit.
With the LT1 engine, there is one nut
on the outboard side o€ the
ECM
unit
-and one nut on the inboard side. With
the LT5 engine, both nuts are on the
inboard side of the
ECM
unit.
Move the unit to either side. Do not
disconnect any wires.
Fluid should be added if the fluid level
iS at or below the ADD
mark on
the
reservoir. There are additional.
instructions on the reservoir cap.
When returning the ECM to its proper
pasition, make sure the bolts are
aligned with the: slotsin the bracket.
Then gently push down on the unit.
When.replacing the unit, be careful not
to overtighten the nuts.
Rear Axle
When
to
Check Lubricant:
Refm to the Maintenance Schedule to
determine how often
to
check the
lubricant. See the Index under Periodic
Maintenance Inspections.
How
to
Check Lubricant:
If the-levelis below the bottom
0.f
the
filler
plug hole, you'll
need to
add some
lubricant, Add enough lubricant to raise
the level
to
the bottom of the filler plug-
hole.
26 I
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