What is the low beam headlight bulb size for a 2008 Pontiac Montana?

The 2008 Pontiac Montana uses a H11 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 Pontiac Montana?

The high beam bulb size for the 2008 Pontiac Montana is H11.

Why are my 2008 Pontiac Montana headlights dim?

Dim headlights on a 2008 Pontiac Montana 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 conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2008 Pontiac Montana fog light?

The 2008 Pontiac Montana typically does not come with factory fog lights in all trim levels. If your vehicle is equipped with them, check the manual as sizes can vary by trim.

Is the 2008 Pontiac Montana single or dual beam?

The 2008 Pontiac Montana uses a single bulb (dual filament) headlight system. This means one bulb controls both high and low beams.

Can I install LED bulbs on my 2008 Pontiac Montana?

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

Did the 2008 Pontiac Montana change headlight bulb sizes from the previous year?

Yes — the 2008 Pontiac Montana uses different bulb sizes than the 2007 model. The 2008 generation introduced this bulb configuration.

Is the 2008 Pontiac Montana the first or last year to use H11 bulbs?

The 2008 Pontiac Montana is the only year in the 2008 generation to use the H11 bulb for the low beam headlight.

How do I change the headlight on a 2008 Pontiac Montana?

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 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 Pontiac Montana?

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 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 Pontiac Montana headlights?

A pair of halogen H11 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 Pontiac Montana?

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

The 2008 Pontiac Montana has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2008 Pontiac Montana

What Size Bulbs Does a 2008 Pontiac Montana 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 Pontiac Montana Have?

Lighting on the 2008 Pontiac Montana is managed by a total of 10 bulbs, covering everything from primary headlights to signal indicators. It features a comprehensive lighting system powered by a halogen-based setup where a single H11 dual-filament bulb handles both low and high beam duties within the same reflector. This model belongs to the late years of the Montana's 1999-2009 production span.

Can You Put LED Bulbs in a 2008 Pontiac Montana?

Upgrading to LED is one of the most effective ways to modernize your Pontiac's appearance and safety profile. Since your Montana uses a single H11 bulb for both high and low beams, ensure your chosen LED kit is "dual-beam" compatible. This allows the LED circuitry to mimic the two-filament design of the original halogen bulb.

2008 Pontiac Montana Bulb Size Chart

Position	Bulb Size	Shop
High Beam	H11	Buy H11 →
Low Beam	H11	Buy H11 →
Side Marker	194	Buy 194 →
Turn Signal Front	3157CK	Buy 3157CK →
Turn Signal Rear	3057	Buy 3057 →
Tail Light	3057	Buy 3057 →
Reverse Light	3157CK	Buy 3157CK →
License Plate	194	Buy 194 →
Brake Light	3157CK	Buy 3157CK →
Parking Light	3157CK	Buy 3157CK →