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Dave Nova
Dave Nova, Cadillac Technician
Category: Cadillac
Satisfied Customers: 18859
Experience:  ASE Master Certification. GM World Class Certification
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how do change the headlight bulbs on a 2007 cadillac dts

Resolved Question:

how do change the headlight bulbs on a 2007 cadillac dts?
Submitted: 4 years ago.
Category: Cadillac
Expert:  Dave Nova replied 4 years ago.

The front bumper fascia must be removed first, then remove the headlamps to access the bulbs.

 

Object Number:(NNN) NNN-NNNN Size: MF

Callout

Component Name

Preliminary Procedures

  1. Remove the front compartment sight shield. .
  2. Remove the front air deflector.

1

Front Fascia Retainer (Qty: 6)

2

Front Fascia Retainer (Qty: 6)

3

Front Fascia Bolt (Qty: 2)

 

Tighten
10 N·m (89 lb in)

4

Front Fascia Nut (Qty: 2)

Tighten
10 N·m (89 lb in)

5

Front Fascia Cover

Tip
Disconnect the electrical connector.

 

Object Number:(NNN) NNN-NNNN Size: SF

Callout

Component Name

Caution: The high intensity discharge system produces high voltage and current. In order to reduce the risk of severe shocks and burns, the battery negative cable must be disconnected any time service work is being performed on or around the high intensity discharge system.

Caution: The high intensity discharge system produces high voltage and current. To reduce the risk of severe shocks and burns:

Never open the high intensity discharge system ballast or the arc tube assembly starter.
Never probe between the high intensity discharge system ballast output connector and the arc tube assembly.

 

Preliminary Procedure

 

  1. Remove the wheelhouse liner in order to access the rear headlamp assembly nut.

1

Headlamp Assembly Bolt (Qty: 3)

.

Tip
Tighten the fasteners in sequence as shown.

Tighten
6 N·m (53 lb in)

2

Headlamp Assembly Nut

Tighten
6 N·m (53 lb in)

3

Headlamp Capsule Assembly

Tip
Pull outward on the housing in order to disconnect the electrical connection at the lower rear edge of the lamp.

4

Electrical Harness Connector

Tip
Disconnect the connector from the headlamp capsule assembly.

 

Object Number:(NNN) NNN-NNNN Size: SF

Callout

Component Name

Caution: The high intensity discharge system produces high voltage and current. In order to reduce the risk of severe shocks and burns, the battery negative cable must be disconnected any time service work is being performed on or around the high intensity discharge system.

Caution: The high intensity discharge system produces high voltage and current. To reduce the risk of severe shocks and burns:

Never open the high intensity discharge system ballast or the arc tube assembly starter.
Never probe between the high intensity discharge system ballast output connector and the arc tube assembly.

 

Preliminary Procedure

Remove the headlamp. Refer to High Intensity Discharge Headlamp Replacement .

1

Headlamp Bulb Cover Screw (Qty: 3)

.

Tip
Do not remove the front bumper fascia to perform this procedure. Just remove enough fasteners and retainers in order to lower one corner of the bumper fascia to access the bulb.

Tighten
3 N·m (27 lb in)

2

Headlamp Bulb Cover

3

Headlamp Bulb Retention Spring (Qty: 2)

Tip
Release the springs in order to access the high intensity discharge (HID) bulb.

4

Headlamp Bulb Electrical Connector

Tip
Pull the bulb rearward and release the electrical connector from the bulb.

5

Headlamp Bulb

 

Tip
Pull the headlamp bulb from the headlamp assembly.

Dave Nova, Cadillac Technician
Category: Cadillac
Satisfied Customers: 18859
Experience: ASE Master Certification. GM World Class Certification
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