What is the low beam headlight bulb size for a 2005 Pontiac Grand Prix?

The 2005 Pontiac Grand Prix 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 2005 Pontiac Grand Prix?

The high beam bulb size for the 2005 Pontiac Grand Prix is 9005 LED.

Why are my 2005 Pontiac Grand Prix headlights dim?

Dim headlights on a 2005 Pontiac Grand Prix 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 2005 Pontiac Grand Prix fog light?

The 2005 Pontiac Grand Prix uses a 89 LED bulb for the fog light position.

Is the 2005 Pontiac Grand Prix single or dual beam?

The 2005 Pontiac Grand Prix uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2005 Pontiac Grand Prix?

Yes, the 2005 Pontiac Grand Prix 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 2005 Pontiac Grand Prix have fog lights?

Yes, the 2005 Pontiac Grand Prix takes a 89 LED bulb for the fog light position.

How do I change the headlight on a 2005 Pontiac Grand Prix?

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 2005 Pontiac Grand Prix?

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 2005 Pontiac Grand Prix 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 2005 Pontiac Grand Prix?

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.

Fitment Guaranteed for 2005 Pontiac Grand Prix

What Size Bulbs Does a 2005 Pontiac Grand Prix 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 2005 Pontiac Grand Prix Have?

Lighting on the 2005 Pontiac Grand Prix is managed by a total of 12 bulbs, covering everything from primary headlights to signal indicators. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9006 LED low beam and 9005 LED high beam bulbs for precise light distribution.

Can You Put LED Bulbs in a 2005 Pontiac Grand Prix?

Upgrading to LED is one of the most effective ways to modernize your Pontiac's appearance and safety profile. We recommend starting your upgrade with the 9006 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 89 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2005 Pontiac Grand Prix Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	9006 LED	Buy 9006 LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	89 LED	Buy 89 LED →
Reverse Light	3157	Buy 3157 →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	194	Buy 194 →
Turn Signal Front	3757A or 4157NA	Buy 3757A or 4157NA →
License Plate	194	Buy 194 →
Map Light	2825	Buy 2825 →
Parking Light	3757A or 4157NA	Buy 3757A or 4157NA →
Turn Signal Rear	3057	Buy 3057 →
Trunk Light	912	Buy 912 →

Installation Guide

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Other Grand Prix Years

2007 2006

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