1993 GMC Suburban left rear turn signal

1993 GMC SUBURBAN
120,000 MILES • V8 • 4WD • AUTOMATIC
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NORMAND.2009
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  • 1 POST
rear left turn signal not working.Replaced 15 amp fuse,flasher & bulb circut board in tail light assembly,also all new bulbs 1157.Test light showes there's power to lense socket.Bulb will not blink.Parking lights work but no brake light only on left rear.Right side is good & secondary brake light works also.Turn signal switch on steering colum works fine.Turns on & turns off once you complete your turn.What am I missing here?
Jun 9, 2010 at 7:37 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Have the turn and hazard switch tested both circuits goes thur this switch before it gets to the back
Jun 9, 2010 at 8:06 AM
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