Dodge 2008 Nitro - Manual (Page 12)

A WORD ABOUT YOUR KEYS
You can insert the double-sided keys into the locks with
either side up.
The keys for your new vehicle are enclosed in a plastic
bag with the key code number on it. If you received your
keys without the bag, ask your dealer to give you the
number. The key code can also be obtained by the dealer
from your vehicle invoice.
Ignition Key Removal
Manual Transmission
Turn the key to the ACC position and then push the key
and cylinder inward slightly and rotate the key to the
LOCK position. Then remove the key.
Automatic Transmission — If Equipped
Place the shift lever in P (Park). Turn the key to the ACC
position and then push the key and cylinder inward
slightly and rotate the key to the LOCK position. Then
remove the key.
Vehicle Key
12 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE