Most Common
Smart Key Fob
FCC ID: M3NWXFOB1, 2BAHD-KFW1, M3NWXFOB
Replacement Steps for Smart Key Fob
Tools needed: Small flathead screwdriver
Take out the emergency key Press or slide the release on the Jeep Grand Wagoneer smart key fob and pull the metal key blade out.
Open the case Fit a small flathead screwdriver into the seam between the two halves and twist gently until the halves separate. Work along the edge instead of forcing one spot.
Take out the old battery Note which way the CR2450 faces, then lift it out with a fingernail or a small screwdriver tip.
Fit the new battery Put the new CR2450 in with the positive (+) side facing the same way as the old one, and press it flat into its holder.
Close it up and test Line up the halves and press until they click, slide the emergency key back in, then try lock and unlock from a few feet away.