No Calibration

WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Conditions that will prevent completion of the self-calibration procedure:

Dirty windshield glass or obstruction on windshield
Operating the vehicle with speed less than 56 km/h (35 MPH)
No visible lane markings
Severe weather where lane markings cannot be seen
B174W Frontview Camera - Windshield not properly installed - Verify the camera is fully snapped into the bracket tabs and is secure
Incorrect windshield - Some aftermarket windshields may have the B174W Frontview Camera - Windshield bracket installed in the incorrect location or may have incorrectly installed film that partially blocks the camera field of view