2025 GMC Sierra 3500HD AT4
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Market asking$74,994
Target deal$65,990
Estimated savings$9,004
26,886 miAutomaticDiesel
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Deal Details
2025 GMC Sierra 3500HD AT4 6.6L Turbo Diesel Built to conquer tough jobs and rugged terrain. This Sierra 3500HD AT4 combines a powerful 6.6L V8 Turbo Diesel with bold AT4 styling, advanced capability, and premium comfort. Whether towing heavy loads or heading off the beaten path, this truck is ready for it all — available now at americanautoagent.
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