How do you replace the headlight bulbs on Cadillac DeVille and DTS?

For 2005 and earlier models,Open the hood. Remove the radiator support cover. Remove the screws/nuts and pull the headlight housing out for access to the bulb holders. Disconnect the electrical connector(s) from the headlight housing. Remove the cover(s) for access to the bulb(s). Rotate the bulb holder(s) counterclockwise. Without touching the glass with your bare fingers, insert the new bulb and holder assembly into the headlight housing and rotate clockwise to lock it in place. Reinstall the headlight housing and radiator support cover. 2006 AND LATER MODELS: Remove enough of the front bumper fascia retainers to lower one corner enough to access the bulbs. Remove the headlight bulb cover. Unclip the headlight bulb retainer springs and remove the bulb. Disconnect the electrical connector from the bulb. Installation is the reverse of removal.

Genuine Cadillac DTS Headlight Bulb

Headlamp Bulb

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Cadillac DTS Bulb,Front Turn Signal Lamp
Part Number: 15862271
$12.60
Ships in 1 Business Day
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Product Specifications
- Other Name: BULB, Turn Signal
- Position: Front
- Replaces: 10351661, 1999367, 10319395, 13500810, 01999367
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Cadillac DTS | 4 DOOR | 8 Cyl 4.6L
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Cadillac DTS Bulb, Front End Lamp
Part Number: 13502321
$9.27 MSRP: $16.62
You Save: $7.35 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: BULB, Turn Signal
- Position: Front
- Replaces: 10319394, 15233607
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Cadillac DTS | 4 DOOR | 8 Cyl 4.6L
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Cadillac DTS BULB KIT,SPA
Part Number: 19369521
$161.55 MSRP: $291.09
You Save: $129.54 (45%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hid Bulb
- Replaced by: 19351924
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Cadillac DTS | 4 DOOR | 8 Cyl 4.6L

Cadillac DTS Headlight Bulb

Headlight Bulb in Cadillac DTS vehicles is used mainly for driving especially in regions that experience black out at night to enhance the safety of the vehicle. DTS models of the past and present have also used Halogen and HID (High Intensity Discharge) bulb types for their headlight systems. Halogen bulbs that have a tungsten filament also have the tendency of slowly fading out as the bulb gets older while HID headlight bulbs use an arc between two electrodes to create light through igniting of xenon or metal halide gas, but they also fade out and have cycling problems. For better visibility, the bulbs are available in Halogen upgraded bulbs with 50% more light and better side to side vision can be used during night time driving in areas with poor lighting. For instance, LED headlight conversion kits offer better lighting and a broader beam length than halogen headlights, and are long lasting. These kits are very simple to install and can be used in many headlight systems and thus Cadillac DTS owners will be able to get the premier lighting systems available.

Each OEM Cadillac DTS Headlight Bulb we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Cadillac DTS Headlight Bulb Parts Questions & Experts Answers

Bulb, Front End Lamp
13502321
Q: How do you replace the headlight bulbs on Cadillac DeVille and DTS?
A: For 2005 and earlier models,Open the hood. Remove the radiator support cover. Remove the screws/nuts and pull the Headlight housing out for access to the bulb holders. Disconnect the electrical connector(s) from the headlight housing. Remove the cover(s) for access to the bulb(s). Rotate the bulb holder(s) counterclockwise. Without touching the glass with your bare fingers, insert the new bulb and holder assembly into the headlight housing and rotate clockwise to lock it in place. Reinstall the headlight housing and radiator support cover. 2006 AND LATER MODELS: Remove enough of the front bumper fascia retainers to lower one corner enough to access the bulbs. Remove the headlight bulb cover. Unclip the headlight bulb retainer springs and remove the bulb. Disconnect the electrical connector from the bulb. Installation is the reverse of removal.