Headlight & DRL Guides
Fix a failed DRL by chassis code, or source the parts wholesale.
DRL Light Guide Strip vs LED Board: Which Should You Buy?
Both upgrade your daytime running lights, but they solve different problems. The short answer: pick a light guide strip for a brighter OEM-style glow, and an LED board to replace a failing factory module.
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How to Choose a DRL LED Board Replacement (2025 Guide)
A failing LED board is the most common cause of flickering or dead DRLs. Here is exactly how to pick a replacement that fits your vehicle.
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How to Install a DRL LED Light Guide Strip (Step-by-Step)
Installing a flexible DRL light guide strip takes about an hour. Here is the complete step-by-step process, plus the wiring and sealing tips that prevent problems later.
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DRL Flickering? 6 Common Causes and How to Fix LED Daytime Running Lights
DRL flickering, dim or cutting out? The six common causes — LED board, driver, wiring, ground, connector, cold weather — and how to tell which one you have.
Read guideCan You Replace Just the DRL Light Guide? When You Can, and When You Can't
Most guides say a failed DRL light guide means a new headlight. That is true of the official parts catalogue, not of what can be repaired: the guide strip and the LED board are separate components inside the housing, and replacing them costs $4 to $71 instead of an assembly.
Read guideDaytime Running Lights: How They Work, Why They Fail, and How to Replace Them
What daytime running lights are, the three replaceable parts inside a failed DRL, what each symptom means, and why a $4-$71 part - not a whole headlight - is the usual fix.
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