Brakes lock up

2009 KIA RONDO
70,000 MILES • 4 CYL • 2WD • AUTOMATIC
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BOPARKER1902
  • MEMBER
  • 1 POST
While driving down highway rear brakes locked up. cap blown off master cylinder.
Nov 14, 2017 at 4:21 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Interesting... Were you applying the brakes when they locked up? By chance, were the drums extremely out of round causing excessive pressure variances to the master cylinder?
Nov 14, 2017 at 11:32 AM
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