brake light code is 9 short blinks and 1 long blink

Asked by dhogan Mar 17, 2016 at 12:45 PM about the 1989 GMC Sierra 1500 C1500 Standard Cab SB

Question type: Maintenance & Repair

1 Answer
245

Ares26 answered 8 years ago

The issue is most likely the Rear-wheel Anti-lock brakes (RWAL). For more information on this, visit: http://autorepair.about.com/library/faqs/bl929g.htm

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