Based on EPA mileage ratings. Use for comparison purposes only. Your mileage will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
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![2025 GMC Sierra 3500HD AT4 4WD Crew Cab 159" AT4 Turbocharged Diesel V8 6.6L/ [0]]( https://content.homenetiol.com/640x480/4fd72f6f87794e49a1418d7efc6710fc.jpg )
