A final note is that all differential gear oils possess a particular odor that
may or may not appeal to your senses. Sulfur compounds used in extreme
pressure lubricants smell either like rotten eggs or worse depending on
additive concentration. A good call is to wear clothes you can throw away and
not get any gear oil anywhere you don't want to smell it for a while. This
applies in particular to the interior of the vehicle. If for some odd reason
you like the smell of rotten eggs, you'll absolutely love the smell of gear
oil. If not, then take the proper precautions to avoid the lingering reminder
of a gear oil change.
|Step 1 - Secure the vehicle on jack stands or ramps. Locate the
differential drain bolt. Loosen and remove.
|Step 2 - Allow time for the gear oil to completely drain. Replace the
drain bolt. Wipe any excess gear oil from the case.
|Step 3 - Locate and remove the gear oil fill bolt.
|Step 4 - Use a pump to slowly add the recommended type of gear oil to
|Step 5 - Add the recommended amount of gear oil to the differential, or
until gear oil starts to dribble out of the fill hole.
|Step 6 - Reinstall and tighten the fill hole bolt. Wipe off any excess
gear oil from the case.