1999 GMC Suburban no brake lights

Tiny
DAVID FOSS
  • MEMBER
  • 1999 GMC SUBURBAN
  • 5.7L
  • V8
  • 2WD
  • AUTOMATIC
I changed the fuse changed the brake light switch center brake light is working switch changed the bulbs on tail light assembly but still have no brake lights?
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Sunday, November 30th, 2014 AT 4:07 PM

3 Replies

Tiny
HMAC300
  • EXPERT
Check ground at lh rear of frame as they get rusty then check the circuit board by seeing if ower is going to it then from it. It will be the yellow wire for left and green for right. If turn signals work then it' snot the bulb or lights. Also check fuse 2 under hood fuse box
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Sunday, November 30th, 2014 AT 4:41 PM
Tiny
DAVID FOSS
  • MEMBER
Where is the circuit board
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Sunday, November 30th, 2014 AT 5:22 PM
Tiny
HMAC300
  • EXPERT
T's on the rear frame of the truck like under the tailgate there will be 3-4 plug ins going to it.
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Monday, December 1st, 2014 AT 6:34 AM

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