# Gold in upper manifold 2001 s10?

**URL:** <https://community.cartalk.com/t/gold-in-upper-manifold-2001-s10/174338>\
**Category:** Maintenance/Repairs\
**Created:** [January 19, 2021, 7:19pm UTC](https://community.cartalk.com/t/gold-in-upper-manifold-2001-s10/174338 "2021-01-19T19:19:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jameson.luttrell\_154832](https://avatars.discourse-cdn.com/v4/letter/j/e274bd/32.png) [@jameson.luttrell\_154832](https://community.cartalk.com/u/jameson.luttrell_154832)\
**Post date:** [January 19, 2021, 7:19pm UTC](https://community.cartalk.com/t/gold-in-upper-manifold-2001-s10/174338/1 "2021-01-19T19:19:50Z")

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I took off my throttle body and noticed a lot of gold colored build up in my 2001 4.3 vortec. I saw a post that this is a sign of a fuel leak. Can anyone confirm this? If yes would it be most likely the injectors?  
Thanks.

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**Author:** ![NYBo](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nybo/32/17281_2.png) [@NYBo](https://community.cartalk.com/u/NYBo)\
**Post date:** [January 19, 2021, 9:34pm UTC](https://community.cartalk.com/t/gold-in-upper-manifold-2001-s10/174338/2 "2021-01-19T21:34:53Z")

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These engines often have issues with the fuel injection “spider”.

 ![image](https://global.discourse-cdn.com/cartalk/original/3X/6/d/6dea4f529070aa06e20c9ade7968183ea410f144.jpeg)