What is the low beam headlight bulb size for a 2003 Chevrolet Tahoe?

The 2003 Chevrolet Tahoe uses a 9006 LED bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2003 Chevrolet Tahoe?

The high beam bulb size for the 2003 Chevrolet Tahoe is PC74.

Why are my 2003 Chevrolet Tahoe headlights dim?

Dim headlights on a 2003 Chevrolet Tahoe can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9006 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2003 Chevrolet Tahoe fog light?

The 2003 Chevrolet Tahoe uses a 880 LED bulb for the fog light position.

Is the 2003 Chevrolet Tahoe single or dual beam?

The 2003 Chevrolet Tahoe uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2003 Chevrolet Tahoe?

Yes, the 2003 Chevrolet Tahoe comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9006 LED LED conversion kit for the low beams.

Does the 2003 Chevrolet Tahoe have fog lights?

Yes, the 2003 Chevrolet Tahoe takes a 880 LED bulb for the fog light position.

How do I change the headlight on a 2003 Chevrolet Tahoe?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old 9006 LED bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2003 Chevrolet Tahoe?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved 9006 LED LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2003 Chevrolet Tahoe headlights?

A pair of halogen 9006 LED bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2003 Chevrolet Tahoe?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the 9006 LED position are available as direct plug-and-play replacements.

This vehicle is part of the 2002–2006 Chevrolet Tahoe generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2003 Chevrolet Tahoe

What Size Bulbs Does a 2003 Chevrolet Tahoe Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 2003 Chevrolet Tahoe Have?

The 2003 Chevrolet Tahoe utilizes a refined lighting configuration featuring 13 distinct bulb positions. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9006 LED low beam and PC74 high beam bulbs for precise light distribution. This model belongs to the mid years of the Tahoe's 1995-2019 production span.

Can You Put LED Bulbs in a 2003 Chevrolet Tahoe?

For a Chevrolet built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. We recommend starting your upgrade with the 9006 LED low beams, as they see the most use. Adding a matching PC74 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 880 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2003 Chevrolet Tahoe Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	9006 LED	Buy 9006 LED →
High Beam	PC74	Buy PC74 →
Fog Light	880 LED	Buy 880 LED →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	194 LED	Buy 194 LED →
Turn Signal Front	4157NA LED	Buy 4157NA LED →
Turn Signal Rear	3157KX LED	Buy 3157KX LED →
Reverse Light	3157KX	Buy 3157KX →
Dome Light	578	Buy 578 →
License Plate	194	Buy 194 →
Map Light	161 or 578	Buy 161 or 578 →
Parking Light	4157NA	Buy 4157NA →
Trunk Light	578	Buy 578 →

Installation Guide

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Other Tahoe Years

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2002 2001 2000 1999 1998 1997 1996 1995

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