GMC Sierra 3500 owners have reported 1 problem related to horn (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra 3500 based on all problems reported for the Sierra 3500.
The contact owns a 2015 GMC Sierra 3500. The contact stated while driving 55 mph, another vehicle merged into the lane that the contact was driving in and the contact pressed on the horn pad however, there was no sound coming from the horn. The vehicle was taken to an independent mechanic and the horn was replaced. The contact stated the failure had occurred several times and the horn was replaced each time. The manufacturer was contacted and stated there was no recall related to the failure and offered no additional assistance. The failure mileage was 120,000.
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