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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different car >> Section 99 (Image Display Camera System) >> Diagnostic Information and Procedures >> DTC B1594 (in Video Processing Module) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2021 Chevrolet Tahoe and 2021 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform the following visual inspections:
    • Misalignment of the components: B87 Rearview Driver Information Camera
    • Visible Damage
    • Dirty
    • If a condition exists - Repair or replace as necessary 
    • Go to next step: If none of the conditions exists 
  2. Verify DTC B1594 11, 12, 13 is not set.
    • If DTC B1594 11, 12, 13 is set 

      Diagnose B1594 11, 12, 13 before attempting to diagnose other surround vision camera DTCs. Refer to: Circuit/System Testing

    • Go to next step: If DTC B1594 11, 12, 13 is not set 
  3. Refer to: Circuit/System Testing
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