1998 Cadillac Seville Owner's Manual - Page 313

For the vertical adjustment, state inspection stations generally will allow a readingof plus 0.76 degrees or minus 0.76 degrees fromthe center of the bubble. It is recommended that the upper limit not exceed plus 0.4 degrees fromthe center of the bubble. Other drivers may flash their high beams you if your adjustment is at 0.4 much above plus degrees. 2. Turn the vertical aiming screw until the bubble (A) (0). inside the level is centered at zero 3. Now check the horizontal aim (C) and adjust it as necessary. The horizontal aiming device is located on the inboard side of each lamp. Turn the horizontal aiming screw (D) until the screw aligns with the zero (0). If you find that headlamp aiming needs adjustment, the follow these steps: E8 Adjustment screwscan be turned with an Torx@ socket or T15 Torx screwdriver. I l l 1. Locate the vertical aiming screw (B) that is directly behind the headlamp assembly. 4. Recheck the vertical aim level (A) to make sure it is still correct after the horizontal aim adjustment. Re-adjust as necessary. 6-38