all signals work except left rear on 1990 sierra

Asked by Apr 05, 2017 at 06:41 PM about the 1990 GMC Sierra

Question type: Maintenance & Repair

all signals work except left rear, even after changing bulbs

1 Answer

75,535

Just a bad connection somewhere. Do both the brake lights work? Try moving the bulb around in the socket with the turn signal on.

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