I have a 1999 gmc z71 reg cab swb and when the outside temp is above 45 my abs and brake light sometimes comes on but not all the time. what could it be


Asked by Sep 14, 2013 at 03:34 PM about the GMC C/K 15

Question type: Maintenance & Repair

1 Answer


Sounds like it is a sensor but to be sure you need to get the abs codes read.

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