Circuit/System Verification

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Yukon XL, 2015 GMC Yukon, 2015 Chevrolet Tahoe, 2015 Chevrolet Suburban, and 2015 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.

Verify there is no debris on the appropriate camera lens and that the bezel and bezel seal are not damaged.
- If debris is found on the lens
  Clean the lens. If the lens, bezel, or bezel seal are damaged, replace as necessary.
- If there is no debris on the lens
Engine running, transmission in R.
Verify the backup lamps are illuminated.
- If the backup lamps are not illuminated
  Refer to Backup Lamps Malfunction .
- If the backup lamps are illuminated
Engine running, transmission in R.
Verify a clear rear vision image is displayed on the A11 Radio.
- If a clear image is not displayed on only one camera
  Refer to Circuit/System Testing - Only one camera image distorted.
- If a clear image is not displayed for all cameras
  Refer to Circuit/System Testing - All camera images distorted with IO3 OR All camera images distorted with IO5 or IO6
- If a clear image is displayed
Engine running, transmission in D.
- If a clear image is not displayed on only one camera
  Refer to Circuit/System Testing - Only one camera image distorted.
- If a clear image is not displayed for all cameras
  Refer to Circuit/System Testing - All camera images distorted with IO3 OR All camera images distorted with IO5 or IO6
- If a clear image is displayed
All OK.