Headlamp Aiming Procedure
WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
- Align the left tires of the vehicle with the reference line extending from the screen with the headlamps aligned with the reference line.
- Remove any snow, ice or mud from the vehicle.
- The vehicle must be fully assembled and all other work stopped while the headlamp aiming is being done.
- The vehicle must contain one person or approximately 160 lb (73 kg).
- Tires should be properly inflated.
- Rock the vehicle to stabilize the suspension.
- Measure from the floor to the reference mark on the headlamp lens (2).
- At the screen, measure from the floor and place the horizontal tape at the above measured distance.
- Turn the low beam headlamps ON.
- The graphic shows the vertical (1) adjustment, no horizontal adjustments are required.
Adjust the headlamps to the specifications required by state and local authorities.
- The beam pattern must be positioned as shown in the graphic.
- Adjust one headlamp at a time while blocking the light from the other. The cover must be away from the headlamp.
The following list refers to the callouts in the graphic:
- The low beam centerline reference mark (4).
- Distance from ground to the low beam bulb centerline reference mark (1).
- The ground line (2).
- Horizontal edge of the low beam headlamp pattern (3).
- The edge of the headlamp pattern (3), must be 5 cm (2 in) below the reference mark (4), with the vehicle 7.62 m (25 ft) away.
IMPORTANT:
Do not place a cover directly on the headlamp assembly while the headlamp is ON.