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headlight aiming tool Archives - Toolsource Blog
nocturnal garage bay scene with a sedan parked square to a flat wall at 25 ft, crisp low-beam cutoff sweeping across masking tape reference lines with the left portion kissing the lower line and a gentle upsweep to the right, quiet isolation and moody shadows, duotone halftone comic style, bold graphic shading, limited two-color palette, strong linework
Headlight Glare Caps, Aiming, and Retrofits: A Technician’s Guide to Clean Cutoffs and Safer Night Driving

Learn what headlight glare caps do, how to diagnose and correct glare, the correct wall-aiming method, best bulb-handling practices, and how retrofits and vehicle load affect beam aim and output.

December 3, 2025 by Toolsource Technical Team