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Turn signal problems- 03 Suburban

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Old March 25th, 2017, 11:38 AM
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Default Turn signal problems- 03 Suburban

I've got an 03 Suburban 1500 and when I turn on the left turn signal
the 4way flashers start flashing.
Any help would be appreciated.
Thanks

Steve A W



Old March 25th, 2017, 2:30 PM
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Probably the turn signal switch is bad. Does it do it when you turn on the right turn signal?
Old March 25th, 2017, 3:23 PM
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Nope. Only with the left signal.

Old March 26th, 2017, 7:25 AM
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I would still say the turn signal switch.
Old April 5th, 2017, 9:48 PM
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I got my signals fixed.
It ended up being the signal relay. I stumbled across this video that showed
the same symptoms my truck was doing.
$70 later and I've got turn signals again.

Steve A W






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