headlights on car

1999 PONTIAC GRAND AM
FWD • AUTOMATIC
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SISROB
  • MEMBER
  • 1 POST
1999 pontiac grandam....driving lights our out but still have lights when i turn the light switch on...are these seperate bulbs? and why would they all go out at once
Dec 9, 2010 at 10:50 PM
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SATURNTECH9
  • CAR REPAIR CONTRIBUTOR
  • 30,869 POSTS
I posted the trouble tree for daytime running light's inop and headlight switch works just like you experncing.You will have to follow the trouble tree to see where the trouble is.
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Dec 9, 2010 at 10:58 PM
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