CHRYSLER, JEEP · 2025-05-20
B2779-04 Vehicle Pedestrian Alert Module-System Internal Failures. Quiet Vehicle Pedestrian Module (QVPM) Sound Is Not OK. Discussion: If diagnostic trouble code (DTC) B2779–04 is present and or QVPM is inoperative or sound is not okay, before replacing the module please check first the following service instructions: Perform the BODY VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/MODULE, Body Control (BCM) - Standard Procedure).