Upgrading Your 2000 GMC Sierra Instrument Cluster and Dash Lighting | morsunled

One common issue when converting HVAC controls is that LEDs are so bright they may bleed through the opaque plastic intended to block light. A simple fix is to lightly sand the LED lens with fine-grit sandpaper to diffuse the beam, or to use lower-output LED bulbs. For the headlight switch and power window switches, small T3 Neo-Wedge or T5 LEDs are often required. Always verify bulb sizes by checking your owner's manual or pulling the original bulbs before ordering.
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