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Adjustment Procedure

WARNING: This page is about a different car, the 2006 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Adjusting The Aim Using The Vertical Adjusting Screw (1)
    GM1511756Courtesy of GENERAL MOTORS CORP.
  1. Raise the hood.
    Fig 2: Following Aiming Procedure
    GM64619Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: DO NOT cover the headlamp, this may cause excessive heat build up.
  2. Turn on the low beam headlamps and block the light from projecting onto the screen from the passenger side headlamp.
  3. Inspect the vertical aim.
  4. Adjust the aim using the vertical adjusting screw, to align the top edge of the high intensity zone to the headlamp horizontal centerline (2), within the range of 51 mm (2 in) above (6) the lamp horizontal centerline (2), to 64 mm (2.5 in) below (5) the lamp horizontal centerline (2) on the aiming screen.
  5. Repeat the aiming procedure for the passenger side headlamp while blocking the light from projecting onto the screen from the driver side headlamp.
  6. Turn OFF the headlamps.
  7. Close the hood.
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