SERVICE INFORMATION If it appears, for any or all of the Intelligent Keys on an applied vehicle, that all "RKE" lock/unlock/panic/trunk button functions of that specific Intelligent Key(s) does not work BUT The doors will lock and unlock when pressing either front door request switch while using the particular Intelligent Key(s) (see Figure 1 below), THEN That specific Intelligent Key may have become de-synchronized with the vehicle. NOTE: - Intelligent Key de-synchronization may occur if the Intelligent Key is not used for extended periods of time or if the Intelligent Key was not operating due to low battery condition and the battery has been replaced. - Do NOT replace the BCM, Intelligent Key, or any other parts if an Intelligent Key only needs to be re-synchronized. See this bulletin for further detail.