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GMC Sierra 1500 Technical Service Bulletins (TSBs)

Over 26 model years the Sierra 1500 has been assigned 5203 TSBs . That's roughly 200.12 per year.The worst year for tsbs is the 2014 with 1821. Select a model year in the graph for more details or scroll down for the most recent activity from the National Highway Traffic Safety Administration (NHTSA).

Most Service Bulletins for the Sierra 1500 by Year