Fluid need changing after gears?

mrmint69
10-04-2008, 03:44 PM
Just had the gears swapped from 3.23 to 3.73 so my question is does the fluid need to be changed earlier than normal? The 3.73 were used GM with very little wear.

Gtpguy
10-08-2008, 02:48 PM
No.