When was the last time you changed ATF? Baka dirty na and needs replacing... If you're near Banawe, QC, meron ATF dialysis machine sa area you can avail or pwede din DIY iyan kung meron drain plug ang oil pan. Drain and fill ang tawag, kung ilan liters ang drain, iyon din ang refill mo, you will do that for three consecutive weeks, each week driving your car for maybe a hundred kms or more... done it myself!