Your vehicle's doors won’t lock/unlock and the dash shows a fault—lost communication with Door Control Module D. Scan wiring or replace the module now.

Doors won’t lock or unlock and lights flicker on your vehicle—lost communication with Door Control Module C. Diagnose the wiring or replace the module now.

Doors won’t lock or unlock, U0200 code—lost communication with Door Control Module B, security risk. Scan, check wiring, and repair or replace module.

Doors won’t lock, lights flash on your vehicle? Lost communication with Door Control Module A risks security—scan, check wiring, then reprogram or replace.

No data from your vehicle’s telematic module? Lost communication can disable remote services and safety alerts—scan, then reprogram or replace the module.

Phone or Bluetooth won’t pair in your vehicle? Lost communication with the telephone control module disables hands‑free; scan and reprogram or replace.

Rear screen or audio gone in your vehicle? Lost communication with the rear entertainment control module disables infotainment. Scan, reprogram or replace.

No audio or screen on vehicle? Lost communication with the subscription entertainment receiver module disables infotainment—scan and repair or reprogram.

No sound and a warning on your vehicle? Lost communication with Digital Audio Control Module B can mute infotainment. Scan and reprogram the module.

Audio dead and infotainment warning on your vehicle? Lost communication with Digital Audio Control Module A disables sound—scan, check wiring, reprogram.