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


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