When you don't know try reading your dipstick, it normally tells you what type toput in you tranny.
The correct automatic transmission fluid for that vehicle is written on the transmission dipstick.
Dexron III automatic Transmission fluid should be used in a 2000 Pontiac Grand AM. This can be picked up at almost any general store.
Dry....6.9 quats
On the top of the transmission there is a red cap. that cap comes off and you add fluid through there.
Mopar ATF+4
You add the fluid down the dipstick tube.
Fluid is added through the dip stick reciever.
Unfortunately there isn't one.
Mopar ATF+4
It is ATF+4.
Automatic transmission, correct? The fluid is added through the dipstick tube, and you need a funnel to pull it off.
Down the tube that holds the trans dipstick. - Use a special trans funnel, correct size, long and flexible, cheap in Walmart.