GMC Sierra 3500 HD Horn Replacement Cost.

The average cost for a Horn Replacement is between $115 and $176. Labor costs are estimated between $79 and $100 while parts are priced between $36 and $76. Estimate does not include taxes and fees.

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Best Practices

Many vehicles have 2 horns, each a different musical note. When replacing a horn use the same note type so the horn will sound the same as it did prior to the failure.

Most Common GMC Sierra 3500 HD Repairs

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