Your vehicle’s airbag light is out and shows U0172—lost communication with Restraints System Sensor C. Act now—scan the module or replace the sensor.

Airbag light on your vehicle? Lost communication with Restraints System Sensor B may stop deployment—run a scan, diagnose and reprogram/replace module.

Airbag light on your vehicle? Lost communication with Restraints System Sensor A threatens safety—run a scan and replace or reprogram the sensor promptly.

Sunroof won’t open, warning on your vehicle? Lost communication with the sunroof control module can trap the roof—scan, test wiring, re‑program/replace.

Your alarm won’t arm, key fob dead—lost communication with the security control module can stall the engine, risking theft. Scan and reprogram or replace.

Immobilizer light stays on or engine won’t crank? Lost communication with the immobilizer module blocks ignition—scan, check wiring, reprogram or replace.

Heater won't warm your vehicle? Lost communication with the auxiliary heater control module can leave the cabin cold—scan and have the module reprogrammed.

Rear HVAC not cooling and climate controls dead in your vehicle? Lost communication makes the cabin uncomfortable—scan and reprogram or replace the module.

Your vehicle’s climate control is dead—U0164 means HVAC module lost communication, so cabin comfort suffers. Scan, check wiring, then reprogram or replace.

GPS drops or navigation screen blank on your vehicle? Communication with the Navigation Control Module can halt navigation; run a scan and reprogram it.