# Tail lights 2012 GMC Acadia

**URL:** <https://community.cartalk.com/t/tail-lights-2012-gmc-acadia/134719>\
**Category:** Maintenance/Repairs\
**Created:** [February 16, 2019, 1:10am UTC](https://community.cartalk.com/t/tail-lights-2012-gmc-acadia/134719 "2019-02-16T01:10:31Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Beth.Knapp14\_143024](https://avatars.discourse-cdn.com/v4/letter/b/a8b319/32.png) [@Beth.Knapp14\_143024](https://community.cartalk.com/u/Beth.Knapp14_143024)\
**Post date:** [February 16, 2019, 1:10am UTC](https://community.cartalk.com/t/tail-lights-2012-gmc-acadia/134719/1 "2019-02-16T01:10:31Z")

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Hi! My rear lights aren’t working. 2012 GMC Acadia. My break lights work and when I put the car in reverse the white lights work but when I’m driving at night they are not working.

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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:** [February 16, 2019, 1:14am UTC](https://community.cartalk.com/t/tail-lights-2012-gmc-acadia/134719/2 "2019-02-16T01:14:39Z")

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I’ve seen a faulty multi-function switch cause this.

[https://www.rockauto.com/en/moreinfo.php?pk=3447369&cc=1502009&jsn=426](https://www.rockauto.com/en/moreinfo.php?pk=3447369&cc=1502009&jsn=426)

Tester

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**Author:** ![VOLVO-V70](https://avatars.discourse-cdn.com/v4/letter/v/8e8cbc/32.png) [@VOLVO-V70](https://community.cartalk.com/u/VOLVO-V70)\
**Post date:** [February 16, 2019, 1:43am UTC](https://community.cartalk.com/t/tail-lights-2012-gmc-acadia/134719/3 "2019-02-16T01:43:26Z")

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Have you put new bulbs in to see if that is the problem ?