What is the low beam headlight bulb size for a 2011 Cadillac SRX?

The 2011 Cadillac SRX uses a HID-D2S 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 2011 Cadillac SRX?

The high beam bulb size for the 2011 Cadillac SRX is 9005 LED.

Why are my 2011 Cadillac SRX headlights dim?

Dim headlights on a 2011 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-D2S LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2011 Cadillac SRX fog light?

The 2011 Cadillac SRX uses a 9145 LED bulb for the fog light position.

Is the 2011 Cadillac SRX single or dual beam?

The 2011 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 2011 Cadillac SRX?

Yes, the 2011 Cadillac SRX comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a HID-D2S LED LED conversion kit for the low beams.

Does the 2011 Cadillac SRX have fog lights?

Yes, the 2011 Cadillac SRX takes a 9145 LED bulb for the fog light position.

How do I change the headlight on a 2011 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-D2S 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 2011 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-D2S 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 2011 Cadillac SRX headlights?

A pair of HID HID-D2S 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 2011 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-D2S LED position are available as direct plug-and-play replacements.

This vehicle is part of the 2010–2016 Cadillac SRX generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 2011 Cadillac SRX

What Size Bulbs Does a 2011 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 2011 Cadillac SRX Have?

The 2011 Cadillac SRX utilizes a refined lighting configuration featuring 13 distinct bulb positions. It features an extensive lighting system powered by premium factory HID/Xenon technology utilizing D2S projector housings for high-intensity output. This model belongs to the mid years of the SRX's 2005-2016 production span.

Can You Put LED Bulbs in a 2011 Cadillac SRX?

The 2011 Cadillac SRX is already equipped with factory D2S 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.

2011 Cadillac SRX Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	HID-D2S LED	Buy HID-D2S LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	9145 LED	Buy 9145 LED →
Brake Light	LED Bulb	Buy LED Bulb →
Side Marker	LED Bulb	Buy LED Bulb →
Turn Signal Front	2827 LED	Buy 2827 LED →
Turn Signal Rear	7440 LED	Buy 7440 LED →
Dome Light	2825	Buy 2825 →
License Plate	2825	Buy 2825 →
Map Light	2825	Buy 2825 →
Parking Light	7444NA	Buy 7444NA →
Reverse Light	12184	Buy 12184 →
Trunk Light	175	Buy 175 →

Installation Guide

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Other SRX Years

2016 2014 2013 2012 2010 2009 2008 2007 2006 2005

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