1998 Cadillac Catera Owner's Manual - Page 283

It is recommended that the upper limit not exceed plus 0.4 degrees from the center the bubble. Other drivers of may flash their high beams you if your adjustmentis at much above plus degrees. 0.4 If you find that the headlamp aiming needs adjustment, follow these steps: 2. Check the vertical aimfor each headlamp and adjust it as necessary.The vertical aim adjustment screw is located on the outboard side the headlamp of assembly. You can see the level through the headlamp assembly. T r the vertical aiming screw un until the bubble in the levelcentered at0 (zero). is 1. With a screwdriver, unscrew fastener on the the headlamp cover and then remove the cover to be able to see the back the headlamp assembly. of 3. If the horizontal aim needs adjusting, see your dealer. Adjustment screws can be turned with E8 Tom@ an socket or a T15 Torx screwdriver. 6-34