Fog Light Issues

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Jfarm

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All, I have been having issues with my 01 Tahoe fog light. On the driver’s side, every time I replace the bulb, it explodes within a couple days. I have checked the fog light fuse and it looks good. I replaced the light socket and I am still having an issue. It is not water related as it is bone dry inside. My passenger side has been running fine with no issues. As a note, I have been replacing the light with an 880 bulb as I cannot read what my passenger bulb says and what I have read online the replacement is an 880. Everything is stock and I only use the incandescent bulbs, no LEDs. Does anyone have ideas on what may be causing the bulb to keep blowing? Thanks for the help.
 

Fless

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I assume that you use your fog lights frequently. Swap the bulbs left to right and see if it still blows. You said that it "explodes;" does that mean it burns out, or literally explodes and the glass shatters?

What voltage are you reading at the socket terminals?
 
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Jfarm

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I assume that you use your fog lights frequently. Swap the bulbs left to right and see if it still blows. You said that it "explodes;" does that mean it burns out, or literally explodes and the glass shatters?

What voltage are you reading at the socket terminals?
Yes, usually whenever I have my headlights on I like to turn my fog lights on as well. The bulb actually explodes and the glass shatters. Good idea checking the voltage at the socket, I will check it when I get back from work tomorrow. Once I get a voltage, I will try and swap the good bulb in. Thanks for the help.
 
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Jfarm

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Oils from fingers tend to concentrate heat on the bulb. Make sure you wipe bulb clean after installing in the socket.

Also check voltage as mentioned above.
I thought that might’ve been the issue, but I made sure to not touch the bulb at all with my fingers the last couple times I have replaced it.
 

Fless

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Is there any possibility of the light housing vibrating enough to cause this? Some of the fog light housings are on rubber mounts, which can cushion them.
 

dps01

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Once the voltage is verified, you also have the option of moving to a LED assembly.

I have the round ones on a 2003 Z71.
No complaints.

Available for both facia styles.
IMG_2480.jpeg
 
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