U0196
Lost Communication with Rear Camera Module
2002-2009 GMC Envoy 4.2L I6
Low SeverityNetworkGeneric (SAE)
Description
Cannot communicate with the backup or rear-view camera module.
Symptoms
- Backup camera not displaying
- Black screen when in reverse
- Rear camera unavailable message
- Rear camera guidelines missing
Common Causes
- Camera module failure
- CAN bus wiring
- Camera power loss
- Fuse blown
- Camera connector corrosion
- Camera lens obstructed
Diagnostic Steps
- Check camera fuse
- Test power and ground at camera
- Check video cable
- Inspect camera for damage or obstruction
- Test CAN wiring
Repair Notes
Check fuses and camera connector at liftgate/trunk. Wiring flexes at hinge and can break.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0005High Speed CAN Communication Bus (+) High
U0196 on Other Vehicles
Common Questions
What does code U0196 mean on a 2002-2009 GMC Envoy?
U0196 stands for "Lost Communication with Rear Camera Module". Cannot communicate with the backup or rear-view camera module.
What are the symptoms of U0196 on a GMC Envoy?
Common symptoms of U0196 include: Backup camera not displaying, Black screen when in reverse, Rear camera unavailable message, Rear camera guidelines missing.
What causes U0196 on a 2002-2009 GMC Envoy?
Common causes of U0196 include: Camera module failure, CAN bus wiring, Camera power loss, Fuse blown, Camera connector corrosion, Camera lens obstructed.