What is the low beam headlight bulb size for a 2008 Chevrolet Avalanche?

The 2008 Chevrolet Avalanche uses a H11 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 2008 Chevrolet Avalanche?

The high beam bulb size for the 2008 Chevrolet Avalanche is 9005 LED.

Why are my 2008 Chevrolet Avalanche headlights dim?

Dim headlights on a 2008 Chevrolet Avalanche can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H11 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2008 Chevrolet Avalanche fog light?

The 2008 Chevrolet Avalanche uses a 5202 LED bulb for the fog light position.

Is the 2008 Chevrolet Avalanche single or dual beam?

The 2008 Chevrolet Avalanche uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2008 Chevrolet Avalanche?

Yes, the 2008 Chevrolet Avalanche comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H11 LED LED conversion kit for the low beams.

Does the 2008 Chevrolet Avalanche have fog lights?

Yes, the 2008 Chevrolet Avalanche takes a 5202 LED bulb for the fog light position.

Did the 2008 Chevrolet Avalanche change headlight bulb sizes from the previous year?

Yes — the 2008 Chevrolet Avalanche uses different bulb sizes than the 2007 model. The 2008–2009 generation introduced this bulb configuration.

Is the 2008 Chevrolet Avalanche the first or last year to use H11 LED bulbs?

The 2008 Chevrolet Avalanche is the first year in the 2008–2009 generation to use the H11 LED bulb for the low beam headlight.

How do I change the headlight on a 2008 Chevrolet Avalanche?

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 H11 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 2008 Chevrolet Avalanche?

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 H11 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 2008 Chevrolet Avalanche headlights?

A pair of halogen H11 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 2008 Chevrolet Avalanche?

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 H11 LED position are available as direct plug-and-play replacements.

The 2008 Chevrolet Avalanche is the first model year to use this bulb configuration (2008–2009).

Fitment Guaranteed for 2008 Chevrolet Avalanche

What Size Bulbs Does a 2008 Chevrolet Avalanche 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 2008 Chevrolet Avalanche Have?

When it comes to nighttime visibility, the 2008 Chevrolet Avalanche relies on an arrangement of 15 specialized bulbs. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H11 LED low beam and 9005 LED high beam bulbs for precise light distribution. This model belongs to the mid years of the Avalanche's 2002-2013 production span.

Can You Put LED Bulbs in a 2008 Chevrolet Avalanche?

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 H11 LED low beams, as they see the most use. Adding a matching 9005 LED LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 5202 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2008 Chevrolet Avalanche Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H11 LED	Buy H11 LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	5202 LED	Buy 5202 LED →
Brake Light	3157CK	Buy 3157CK →
Side Marker	194 LED	Buy 194 LED →
Turn Signal Front	3157AK LED	Buy 3157AK LED →
Turn Signal Rear	3047K LED	Buy 3047K LED →
Reverse Light	7441	Buy 7441 →
Dome Light	212-2	Buy 212-2 →
License Plate	168	Buy 168 →
Map Light	2825	Buy 2825 →
Parking Light	3157AK	Buy 3157AK →
Trunk Light	921	Buy 921 →
Daytime Running	3157CK	Buy 3157CK →
Tail Light	3057	Buy 3057 →

How do the 2008 Chevrolet Avalanche's bulbs compare to other years?

The 2008 Chevrolet Avalanche changed bulb sizes from 2007. The previous model year used a different configuration.

The 2009 model continues with the same bulb sizes.

This bulb configuration covers the 2008–2009 model years. ← 2007 2009 →

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Other Avalanche Years

2013 2012 2011 2010 2009 2007 2006 2005 2004 2003 2002

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