How To Change Headlight Bulb On Gmc Sierra

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This gear up of instructions volition show you how to change a headlight bulb on the 1999-2007 Chevrolet Silverado, the GMC Sierra, the Suburban 99-06, and the Yukon/Tahoe of the aforementioned years. Different models will vary.

i
Ensure your vehicle is parked on a level surface in a well-lit area. Gear up the emergency restriction and release the hood past pulling the lever located at the far left side of the driver's footwell.
- Bank check to ensure the headlights and the primal switch are both off.
ii

Motility to the front of the vehicle. Open the hood by inserting your hand in the gap between hood and grill. Locate the lever associates, and slide leftward slightly. You should be able to elevator the hood fully upward.^[1]

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3

Locate headlamp assembly that is defective.
4
Locate two (two) dowel pins on peak of the headlamp assembly. Rotate the headlamp retainer pins until they are costless of the headlamp housing.
- If the pins are hard to dislodge from road clay, the flat blade screwdriver may be useful. Insert between headlight housing and pin, and twist gently to dislodge pin.
v

Pull headlight retainer pins direct up, and gently set bated in a safe location. Make sure to note which location the pin came from, as they are not interchangeable.
half dozen
Grasp headlight assembly and pull gently towards y'all.
- Exercise not pull quickly. There is a wiring harness continued to the back that is easily damaged.
seven
While holding the headlamp housing, disconnect the harness from the bulbs by squeezing the connector and pulling it straight abroad from the bulb. ^[2]
- This tin can be difficult; sometimes it tin can be useful to fix the housing on a stand while you practice this.
8
Take the headlamp housing, now gratuitous of wiring harness, to a workbench or some stable surface.
- Ensure the surface y'all are working on is soft enough to not mar the headlamp surface.
nine

Remove the old bulbs, by grasping the bulb and twisting counterclockwise 90 degrees. ^[3]
10

Safely dispose of the old bulbs in an canonical location.

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ane
Have your new bulb out of the packaging.
- Do not touch the drinking glass office of the bulb with your fingers. The oil on your fingers volition cause the bulb to prematurely fail. Handle seedling with make clean gloves simply.
ii

Install the bulb by inserting into headlight housing and twisting clockwise 90 degrees. ^[iv]
3

Return to vehicle with housing.
4
Reconnect harness to new bulbs.
- You should hear an aural "click" as the connector fully seats. Tug slightly on the connection to ensure the harness is connected fully.
5
Loosely place the housing to the vehicle. Brand certain you lot haven't trapped or pinched any wires. Try to loosely line upward the pin holes.
- If it doesn't seem to exist lining upwards, take 2 steps back and look at it. Y'all should be able to see what side isn't right.
six
Reinsert pins through vehicle body and headlight housing. Brand sure they are in the same position they came from.
- If you have them mixed up, shorter 1 goes closer to center of vehicle.
7

Rotate pins until they lock nether tab in headlight housing.
8

Get into vehicle, plow switch to on only don't still start the vehicle. Turn headlamps on, and return to front of vehicle.^[5]
9

Check for light function, and shut the hood.
10

Turn off headlamps, and turn key switch to off position.

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Question

Does my whole light have to be replaced, or can I but change the bulb?

It depends on the situation. If your light isn't working, it is most probable the bulb that just needs to exist replaced. If that doesn't work, check that there is power running to the bulb past checking the socket with a multi-meter. If information technology reads that at that place is no voltage, then the problem is with the housing unit of measurement of the low-cal instead of the bulb.

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Video

If the bulb burns out again chop-chop, check that you haven't touched the drinking glass part, and your housing has maintained a good seal and isn't letting in water.
If both headlights burn out simultaneously, check your headlight switch and wiring. Suspect an electrical error.

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