Your oil isn't yellow, its a light brown/gold color as such with almost all new (unused/not dirty) oil. It just looks yellow because of the light.
5
Use 10W-30, any brand, pending on mileage
its the same for all vehicles for regular oil 3months/3000miles and for synthetic 6months/6000miles
In the oil pan
Where is the transmission filter location on a 2003 Saturn Ion
Bottom of the oil pan.
Mounted on the bottom of the engine block.Mounted on the bottom of the engine block.
$206.00 through Saturn dealership
The type of oil you put in a 2006 Saturn Ion should be 5w30 synthetic oil. However, it's always best to check the owner's manual for the preferred oil.
Any 5w30 oil will suit this engine well.
5 qts
5w-30