# Help with car headlight bulb NAF

**URL:** <https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103>\
**Category:** Factual Questions\
**Created:** [February 4, 2024, 8:58pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103 "2024-02-04T20:58:01Z")\
**Posts on this page:** 12\
**Page:** 2

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**Author:** ![Lucas\_Jackson](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lucas_jackson/32/303_2.png) [@Lucas\_Jackson](https://boards.straightdope.com/u/Lucas_Jackson)\
**Post date:** [February 5, 2024, 10:33pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/21 "2024-02-05T22:33:32Z")

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Yes, that’s it, because as I posted that I was leaving my house and was hoping I could get a definitive answer while I was out so, if needed, I could stop by and pick one up.

We are in a severe weather situation and I didn’t want to get out in it any more than necessary.

[LINK](https://abc7.com/storm-rain-totals-in-southern-california/14388316/)

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**Author:** ![jnglmassiv](https://avatars.discourse-cdn.com/v4/letter/j/f07891/32.png) [@jnglmassiv](https://boards.straightdope.com/u/jnglmassiv)\
**Post date:** [February 6, 2024, 2:58am UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/22 "2024-02-06T02:58:03Z")

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I confess that a local Middle Eastern chain of restaurants named Naf Naf crossed my mind.

> **[Naf Naf Middle Eastern Grill](https://www.nafnafgrill.com/)**
>
> Naf Naf Grill is a restaurant on a mission to popularize the best staples of Middle Eastern food. Made-from-scratch pitas, hand-cut salads, and freshly prepared sauces are all served as an accompaniment to award-winning shawarma and falafel.

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**Author:** ![burpo\_the\_wonder\_mutt](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/burpo_the_wonder_mutt/32/365_2.png) [@burpo\_the\_wonder\_mutt](https://boards.straightdope.com/u/burpo_the_wonder_mutt)\
**Post date:** [February 6, 2024, 5:12pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/23 "2024-02-06T17:12:43Z")

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That’ll light up yer insides, huh? 😄

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**Author:** ![Lucas\_Jackson](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lucas_jackson/32/303_2.png) [@Lucas\_Jackson](https://boards.straightdope.com/u/Lucas_Jackson)\
**Post date:** [February 9, 2024, 6:31pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/24 "2024-02-09T18:31:12Z")

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Follow up - got a new bulb, didn’t help. Damnit.

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**Author:** ![Dag\_Otto](https://avatars.discourse-cdn.com/v4/letter/d/439d5e/32.png) [@Dag\_Otto](https://boards.straightdope.com/u/Dag_Otto)\
**Post date:** [February 9, 2024, 7:07pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/25 "2024-02-09T19:07:17Z")

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Damn. Time to get the schematic out and dig in.

I did a quick search and was surprised that the headlights on these trucks are fused separately, one fuse for the driver’s side lamp and another for the passenger side. Obvious question, but is the fuse good? Any apparent damage to the wiring?

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**Author:** ![Lucas\_Jackson](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lucas_jackson/32/303_2.png) [@Lucas\_Jackson](https://boards.straightdope.com/u/Lucas_Jackson)\
**Post date:** [February 9, 2024, 10:15pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/26 "2024-02-09T22:15:25Z")

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No apparent damage to the wiring. I did check the fuse box - but I didn’t notice that each lamp was fused separately. I’ll have to recheck that. Thanks for following up.

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**Author:** ![DavidNRockies](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/davidnrockies/32/6279_2.png) [@DavidNRockies](https://boards.straightdope.com/u/DavidNRockies)\
**Post date:** [February 9, 2024, 10:39pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/27 "2024-02-09T22:39:58Z")

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It looks to me like you have **four** fuses for your headlights:

11 Driver Side Low-Beam Headlamp  
16 Passenger Side Low-Beam Headlamp  
30 Passenger Side High-Beam Headlamp  
32 Driver Side High-Beam Headlamp

[![](https://fuse-box.info/wp-content/uploads/2018/09/Chevrolet-Silverado-mk2-2007-2013_en1.jpg) ](https://fuse-box.info/wp-content/uploads/2018/09/Chevrolet-Silverado-mk2-2007-2013_en1.jpg)

[**A SOURCE IS A SOURCE, OF COURSE, OF COURSE**](https://fuse-box.info/chevrolet/chevrolet-silverado-mk2-2007-2013-fuses-and-relay)

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**Author:** ![Lucas\_Jackson](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lucas_jackson/32/303_2.png) [@Lucas\_Jackson](https://boards.straightdope.com/u/Lucas_Jackson)\
**Post date:** [February 9, 2024, 11:12pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/28 "2024-02-09T23:12:21Z")

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Thanks, I printed that out and will compare with my actual truck.

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**Author:** ![gnoitall](https://avatars.discourse-cdn.com/v4/letter/g/bb73d2/32.png) [@gnoitall](https://boards.straightdope.com/u/gnoitall)\
**Post date:** [February 10, 2024, 4:45pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/29 "2024-02-10T16:45:19Z")

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Still, if it were a fuse, you would think that one of the beams (high or low) would work, since they’re independent circuits and independent fuses.

Did you try both low and high beams with the new bulb?

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**Author:** ![jnglmassiv](https://avatars.discourse-cdn.com/v4/letter/j/f07891/32.png) [@jnglmassiv](https://boards.straightdope.com/u/jnglmassiv)\
**Post date:** [February 10, 2024, 10:26pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/30 "2024-02-10T22:26:52Z")

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> [@gnoitall](#):
>
> Still, if it were a fuse, you would think that one of the beams (high or low) would work

You’d think three of the four would work. The only thing common is probably in the switch (often a steering column stalk) or in the switch block (whatever performs the high side toggling).

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<div class="post-metadata">

**Author:** ![Lucas\_Jackson](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/lucas_jackson/32/303_2.png) [@Lucas\_Jackson](https://boards.straightdope.com/u/Lucas_Jackson)\
**Post date:** [February 11, 2024, 6:38am UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/31 "2024-02-11T06:38:52Z")

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Both low beams and the driver hi beam all work.

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<div class="post-metadata">

**Author:** ![gnoitall](https://avatars.discourse-cdn.com/v4/letter/g/bb73d2/32.png) [@gnoitall](https://boards.straightdope.com/u/gnoitall)\
**Post date:** [February 11, 2024, 1:44pm UTC](https://boards.straightdope.com/t/help-with-car-headlight-bulb-naf/997103/32 "2024-02-11T13:44:13Z")

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So, fuse 30 or its associated wiring, it would seem.

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