Bulb size & fitment reference

Cadillac SRX
Bulb Size Guide

Get the bulb-size answer first, then check factory-system differences and position-specific notes before buying.

Select Your Vehicle

Quick Answer for 2016 Cadillac SRX

Start with the positions you’re most likely to replace. Full fitment details are below.

Headlight High Beam

Headlight High & Low Beam

Headlight Low Beam

Courtesy Light

T10 / 194 / 168

Shop this position →

Before You Buy: Factory Lighting Can Vary

Your vehicle may use different factory lighting systems. Check the applicable system before ordering.
Halogen bulb example

Halogen

Halogen bulbs are the standard factory bulbs and are easy to replace.

HID bulb and ballast example

HID

HID bulbs provide higher intensity light and require a ballast.

Full Bulb Fitment by Lighting Position

Find the bulb size for each lighting position and check any fitment notes before ordering.

Cadillac SRX (2007–2009) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High BeamH7Halogen CapsuleShop position →
Headlight Low BeamD1SHIDShop position →
Fog Light9145 / H10Shop position →
Daytime Running LightT10 / 194 / 168Shop position →
Front Turn Signal3157 / 3156Shop position →
Reverse Light3157 / 3156Shop position →
License Plate LightT10 / 194 / 168Shop position →
Front Side Marker LightT10 / 194 / 168Shop position →
Dome Light211-2 / 578 / 41MMShop position →
Map LightT10 / 194 / 168Shop position →
Interior Door Light912 / 921 / T15Shop position →
Stepwell Light912 / 921 / T15Shop position →
Trunk Light211-2 / 578 / 41MMShop position →
Luggage Compartment Light211-2 / 578 / 41MMShop position →
View Fitment Options →

Cadillac SRX (2004–2006) Bulb Size Chart

Lighting PositionBulb SizeNoteNext Step
Headlight High Beam9005XS
Headlight Low BeamD1SHIDShop position →
Fog Light9145 / H10Shop position →
Daytime Running LightT10 / 194 / 168Shop position →
Front Turn Signal3157 / 3156Shop position →
Reverse Light3157 / 3156Shop position →
License Plate LightT10 / 194 / 168Shop position →
Front Side Marker LightT10 / 194 / 168Shop position →
Dome Light211-2 / 578 / 41MMShop position →
Map LightT10 / 194 / 168Shop position →
Courtesy Light211-2 / 578 / 41MMShop position →
Interior Door Light912 / 921 / T15Shop position →
Trunk Light211-2 / 578 / 41MMShop position →
Luggage Compartment Light211-2 / 578 / 41MMShop position →
View Fitment Options →
Fitment Reminder
Bulb size can vary by factory setup. If you're unsure which option applies to your vehicle, confirm your current bulb or select your configuration on the product page.