Front axie, When to check and change lubncant, How to check lubricant – GMC 2003 Envoy User Manual
Page 345: What to use
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Front Axie
When to Check and Change Lubncant
Rfffsr Eo Ihs Mainlenance Schgiiule to detarmine htjw
often
10
checK the lubricanl and when lo change ll.
How to Check Lubricant
It
tho
level is below
Ehg bottom
of Iho fillor plug
holg,
you tnay need to add some lubricant.
When the diffgnential is cold, add enough lubricant to
raise ihe level to 1/2 mch (12 mm] below the liNer
plug hole.
When the differential isal operating temperature {warm],
add enough lubricanl to raise the level to ihg bottom el
ihe Tiller plug hole.
What to Use
Refer to the Malnieoance Schedule to determine what
kind of lubncant
to
use. See
Pad
D:
Recommended
Fluids snd Lubncanis on page &-17.
T
q
get an accurate reading, the vehicle ^ouEd be on a
level surface
5-50