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6 Years Available

Cadillac Xlr Light Bulb Sizes

Complete bulb size reference for the Cadillac Xlr from 2004 to 2009. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.

Every Cadillac xlr from 2004 to 2009 uses the same HID-D1S LED low beam bulb — once you confirm your year is within this range, you only need one part number.

Year Range

20042009

6 model years

Most Common Low Beam

HID-D1S LED

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Bulb Sizes Across Years

PositionBulb Type(s)YearsStatus
Low Beam
HID-D1S LED(20042009)
6 yearsConsistent
High Beam
HID-D1S LED(20042009)
6 yearsConsistent
Fog Light
9045 LED(20042008)
H11 LED(20092009)
6 yearsChanged
Brake Light
LED Bulb(20042009)
6 yearsConsistent
Side Marker
LED Bulb(20042009)
6 yearsConsistent
Turn Signal Front
3757AK LED(20042009)
6 yearsConsistent
Turn Signal Rear
LED Bulb(20042009)
6 yearsConsistent
License Plate
2825(20042009)
6 yearsConsistent
Map Light
212-2(20042009)
6 yearsConsistent
Parking Light
2825(20042008)
3757AK(20092009)
6 yearsChanged
Reverse Light
3156(20042009)
6 yearsConsistent
Trunk Light
PC168(20042009)
6 yearsConsistent

Common Xlr Replacement Parts

Select Your Year

Frequently Asked Questions

We have bulb size data for the Cadillac Xlr from 2004 to 2009, covering 6 model years. Select your year below for a complete position-by-position bulb chart.

No, the Cadillac Xlr has used the HID-D1S LED low beam bulb consistently across all 6 model years in our database. Any year in the 2004–2009 range uses the same bulb.

The Cadillac Xlr uses a HID-D1S LED bulb for the low beam (same bulb serves both high and low beam via dual filament), and a 9045 LED for the fog lights. Select your year below for the exact fitment chart.

Yes. The Cadillac Xlr uses a HID-D1S LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.

Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.