Pedestrian Detection System Fault
2017-2024 GMC Acadia 3.6L V6
Description
Malfunction in the pedestrian detection subsystem of the collision avoidance suite.
Symptoms
- Pedestrian detection warning
- AEB for pedestrians disabled
- Forward camera or radar issue
- Driver assist reduced message
Common Causes
- Camera cannot distinguish pedestrian shapes
- Radar calibration preventing pedestrian classification
- Sensor fusion mismatch
- Software algorithm error
Diagnostic Steps
- Check forward camera operation
- Verify radar module function
- Test in area with pedestrians at low speed
- Check for software updates
- Perform sensor calibration
Repair Notes
Calibrate sensors. Update software if available. Replace faulty camera or radar module.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0025LF Wheel Speed Sensor Circuit Intermittent
C0445 on Other Vehicles
GMC Acadia
2017-2024 2.5L I4
GMC Canyon
2015-2022 2.8L I4 Duramax Diesel
GMC Canyon
2015-2022 3.6L V6
GMC Canyon
2023-2024 2.7L I4 Turbo
GMC Canyon AT4X
2023-2024 2.7L I4 Turbo
GMC Canyon AT4X
2023-2025 2.7L I4 Turbo
GMC Hummer EV Pickup
2022-2024 3X Tri Motor AWD
GMC Hummer EV Pickup
2022-2024 Edition 1 Tri Motor AWD
Common Questions
What does code C0445 mean on a 2017-2024 GMC Acadia?
C0445 stands for "Pedestrian Detection System Fault". Malfunction in the pedestrian detection subsystem of the collision avoidance suite.
What are the symptoms of C0445 on a GMC Acadia?
Common symptoms of C0445 include: Pedestrian detection warning, AEB for pedestrians disabled, Forward camera or radar issue, Driver assist reduced message.
What causes C0445 on a 2017-2024 GMC Acadia?
Common causes of C0445 include: Camera cannot distinguish pedestrian shapes, Radar calibration preventing pedestrian classification, Sensor fusion mismatch, Software algorithm error.