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Headlamp Aiming Procedure

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Open the hood.
  2. Measure from the floor to the center of the headlamp bulb. (Some headlamps have an aim dot marked on the headlamp lens).
  3. At the screen, measure from the floor and place the horizontal tape at the measured distance.
  4. Measure from the reference line on the floor to the left headlamp bulb centerline.
  5. At the screen, measure from the reference line and place the vertical tape at the measured distance.
  6. Measure from the reference line on the floor to the right headlamp bulb centerline.
  7. At the screen, measure from the reference line and place the vertical tape at the measured distance.
    Fig 1: Headlamp Aiming Procedure - Aztek (1 Of 3)
    G01515480Courtesy of GENERAL MOTORS CORP.

    Important:  Do not cover the headlamp, this may cause excessive heat build up.

  8. Turn on the low beam headlamps and block the light from projecting onto the screen from the passenger side headlamp.
    Fig 2: Headlamp Aiming Procedure - Aztek (2 Of 3)
    G01515481Courtesy of GENERAL MOTORS CORP.

    Important:  Horizontal headlamp adjustment does not exist.

  9. Adjust the vertical aim of the headlamps to the specifications required by the state and the local authorities, or as shown in step number 8.
  10. Rotate the headlamp adjuster (1) to change the vertical aim of the headlamp.
  11. Repeat the aiming procedure for the passenger side headlamp while blocking the light from projecting onto the screen from the driver side headlamp.
  12. Close the hood.
    Fig 3: Headlamp Aiming Procedure - Aztek (3 Of 3)
    G01515482Courtesy of GENERAL MOTORS CORP.
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