In the boot, on the right hand side under the tool tray :-)
I have a 1995 320i and the battery is located in the truck on the passenger side and lift out the plastic tray. The battery is below the plastic tray.
BMW recommends that the ATF does not need to be changed in the 320i.
where is the oil dipstick on a bmw 320i petrol engine
manually: insert key, turn, lift boot. voila :)
You can install any automotive 12 volt battery as long as it fits the space and the connections are oriented correctly.
New BMW 320i cars can be purchased at a BMW dealer. Used models can be found at BMW Certified Pre-Owned dealers as well as CarMax, Auto Trader, and Car Gurus.
yes
you turn it
You will need to use 5w30 synthetic oil in your BMW e90 320i. The brand name doesn't matter, just as long as it is 5w30 synthetic.
Google.com if your outside the US go to Google.us that way it is in English and then type in US Spec for a 1988 BMW 320I just like that
Your battery is probably dying
It would be an optional extra.