LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 2019 >> Terrain SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 587 (Lighting System - Repair Instructions) >> Repair Instructions >> Headlamp Leveling Sensor Learn >> Calibration Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Calibration Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON/vehicle in Service Mode.
  2. Install a scan tool.
  3. Navigate to the Configuration/Reset Functions menu of the body control module.
  4. Select Configuration/Reset Functions.
  5. Select Headlamp Leveling Sensor Learn procedure and follow the directions displayed on the screen.
scientia non olet · About LEMON Manuals