What is the low beam headlight bulb size for a 2009 Cadillac SRX?

The 2009 Cadillac SRX uses a HID-D1S 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 2009 Cadillac SRX?

The high beam bulb size for the 2009 Cadillac SRX is 9005XS LED.

Why are my 2009 Cadillac SRX headlights dim?

Dim headlights on a 2009 Cadillac SRX can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a HID-D1S LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2009 Cadillac SRX fog light?

The 2009 Cadillac SRX uses a 9145 LED bulb for the fog light position.

Is the 2009 Cadillac SRX single or dual beam?

The 2009 Cadillac SRX uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2009 Cadillac SRX?

Yes, the 2009 Cadillac SRX comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a HID-D1S LED LED conversion kit for the low beams.

Does the 2009 Cadillac SRX have fog lights?

Yes, the 2009 Cadillac SRX takes a 9145 LED bulb for the fog light position.

Did the 2009 Cadillac SRX change headlight bulb sizes from the previous year?

No — the 2009 Cadillac SRX uses the same bulb sizes as the 2008 model. This configuration has been consistent across the 2005–2009 generation.

Is the 2009 Cadillac SRX the first or last year to use HID-D1S LED bulbs?

The 2009 Cadillac SRX is the last year in the 2005–2009 generation to use the HID-D1S LED bulb for the low beam headlight.

How do I change the headlight on a 2009 Cadillac SRX?

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 HID-D1S 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 2009 Cadillac SRX?

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 HID-D1S 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 2009 Cadillac SRX headlights?

A pair of HID HID-D1S LED bulbs costs $50 to $150. 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 2009 Cadillac SRX?

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 HID-D1S LED position are available as direct plug-and-play replacements.

The 2009 Cadillac SRX is the last model year to use this bulb configuration (2005–2009).

Fitment Guaranteed for 2009 Cadillac SRX

What Size Bulbs Does a 2009 Cadillac SRX Use?

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

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$50 - $150 (HID System)

What Lighting System Does the 2009 Cadillac SRX Have?

When it comes to nighttime visibility, the 2009 Cadillac SRX relies on an arrangement of 14 specialized bulbs. It features an extensive lighting system powered by premium factory HID/Xenon technology utilizing D1S projector housings for high-intensity output. This model belongs to the mid years of the SRX's 2004-2016 production span.

Can You Put LED Bulbs in a 2009 Cadillac SRX?

The 2009 Cadillac SRX is already equipped with factory D1S HID/Xenon headlights. Since HID technology already provides exceptional brightness, we recommend staying with high-quality OEM replacement bulbs rather than attempting an LED retrofit for the primary headlights. However, the 9145 LED fog lights are typically halogen and are excellent candidates for an LED upgrade to match the color temperature of your HID headlights.

2009 Cadillac SRX Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	HID-D1S LED	Buy HID-D1S LED →
High Beam	9005XS LED	Buy 9005XS LED →
Fog Light	9145 LED	Buy 9145 LED →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	2825 LED	Buy 2825 LED →
Turn Signal Front	3757NA LED	Buy 3757NA LED →
Turn Signal Rear	LED Bulb	Buy LED Bulb →
Dome Light	578	Buy 578 →
License Plate	2825	Buy 2825 →
Map Light	2886X	Buy 2886X →
Parking Light	2825 or 3757NA	Buy 2825 or 3757NA →
Reverse Light	3157KX	Buy 3157KX →
Trunk Light	211-2	Buy 211-2 →
Door Light	906	Buy 906 →

How do the 2009 Cadillac SRX's bulbs compare to other years?

The 2009 Cadillac SRX uses the same bulbs as the 2008 model.

The 2010 model switched to a different bulb configuration.

This bulb configuration covers the 2005–2009 model years. ← 2008 2010 →

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Other SRX Years

2016 2015 2014 2013 2012 2011 2010 2008 2007 2006 2005 2004

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