How to replace the headlight assembly or headlight bulb, as well as the cornering, sidemarker, park, or turn signal bulb on 2004 Cadillac CTS?

Raise and support vehicle. Take out air-deflector, grille, fascia retainers; take off fascia off fender. Unbolt headlamp, unscrew washer hose and wiring, and then pull forward and remove bulb. Install the bulb again, fit assembly back to the seat ball stud, reverse procedure, twist the headlamp bolts to 6 N -m and fascia bolts to 9 N -m.

OEM 2004 Cadillac CTS Headlight Bulb

Headlamp Bulb

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4 Headlight Bulbs found

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2004 Cadillac CTS Signal Lamp Bulb, Front Part Number: 9442399
$4.16 MSRP: $7.42
You Save: $3.26 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bulb, Front Turn Signal Lamp; Turn Signal Bulbs; Tail Light Bulbs; Car Bulbs; Bulbs for Parking, Marker, High Mount, Exterior, License, Turn Signal, Chassis, Courtesy, Headlamp, Tail
- Position: Front
- Item Weight: 0.40 Pounds
- Item Dimensions: 4.2 x 4.3 x 4.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9442399
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
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2004 Cadillac CTS Headlamp Bulb Part Number: 25735602
$23.31 MSRP: $43.78
You Save: $20.47 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Bulb, Headlamp (Low Beam); Headlight Bulbs; Car Bulbs; Lower Beam Bulb; Bulb, Capsule/Headlamp/Fog Lamp
- Item Weight: 0.30 Pounds
- Item Dimensions: 4.2 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25735602
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
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2004 Cadillac CTS Headlamp Bulb Part Number: 25735601
$14.00 MSRP: $26.31
You Save: $12.31 (47%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Bulb, Headlamp (High Beam); Car Bulbs; High Beam Bulb; Bulb, Capsule/Headlamp/Fog Lamp
- Item Weight: 0.30 Pounds
- Item Dimensions: 4.3 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25735601
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
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2004 Cadillac CTS Hid Bulb Part Number: 25735604
Product Specifications
- Other Name: Bulb; Headlight Bulbs; Car Bulbs; Headlamp Bulb; Lower Beam Bulb
- Replaces: 12335923, 25735603
- Item Weight: 0.50 Pounds
- Item Dimensions: 4.2 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 25735604
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Cadillac CTS Submodels:
- Base, Luxury, Luxury Sport, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS

2004 Cadillac CTS Headlight Bulb

With a comprehensive array of OEM 2004 Cadillac CTS Headlight Bulb, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2004 Cadillac CTS Headlight Bulb are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2004 Cadillac CTS Headlight Bulb Parts and Q&A

Q: How to replace the headlight assembly or headlight bulb, as well as the cornering, sidemarker, park, or turn signal bulb on 2004 Cadillac CTS?
A: Raise and support vehicle. Take out air-deflector, grille, fascia retainers; take off fascia off fender. Unbolt headlamp, unscrew washer hose and wiring, and then pull forward and remove bulb. Install the bulb again, fit assembly back to the seat ball stud, reverse procedure, twist the headlamp bolts to 6 N -m and fascia bolts to 9 N -m.