# Oil smells like gas!

**URL:** <https://community.cartalk.com/t/oil-smells-like-gas/103642>\
**Category:** Maintenance/Repairs\
**Tags:** dodge, caliber\
**Created:** [May 5, 2017, 10:10pm UTC](https://community.cartalk.com/t/oil-smells-like-gas/103642 "2017-05-05T22:10:41Z")\
**Posts on this page:** 2\
**Page:** 2

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**Author:** ![Eric\_Mcdougle](https://avatars.discourse-cdn.com/v4/letter/e/c67d28/32.png) [@Eric\_Mcdougle](https://community.cartalk.com/u/Eric_Mcdougle)\
**Post date:** [October 5, 2019, 8:54pm UTC](https://community.cartalk.com/t/oil-smells-like-gas/103642/21 "2019-10-05T20:54:31Z")

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My oil also has gaa smell. I just replaced down stream and upstream o2 sensors now im getting p0172(system too rich)p0420 catylyst sytem inefficient bank 1 p2271 o2 sensor signal stuck rich) bank 1, sensor 2. 2011 regal 2.0. Is it my fuel pump?

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [October 5, 2019, 10:41pm UTC](https://community.cartalk.com/t/oil-smells-like-gas/103642/22 "2019-10-05T22:41:19Z")

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The direct injection high pressure fuel pump would allow gas to leak into the crankcase on your vintage of GM vehicle.

And that will cause all those codes.

Tester

[Previous page](https://community.cartalk.com/t/oil-smells-like-gas/103642.md?page=1)