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2003 GMC Yukon Question: turn signal won't work



Visitor, Dayton, OH, May 11, 2010, 17:38

When I use the turn signal or emergency lights, they won't work. All tyhe bulbs light up, just won't flash on and off.

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  • Answer #1

    May 11, 2010, 19:25

    I see a combo flasher unit for your GMC but there's a 4 pin and a 10 pin flasher available probably has to due with a tow package. Stop by a good auto parts store (Napa) and have them look at or look up which flasher your Yukon needs

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