2025 GMC Sierra 2500HD 4WD Crew Cab 159 AT4 — Duramax 6.6L V-8 diesel direct injection, intercooled turbo with Allison 10-speed automatic; robust dies… Read More…
2025 GMC Sierra 2500HD 4WD Crew Cab 159 AT4 — Duramax 6.6L V-8 diesel direct injection, intercooled turbo with Allison 10-speed automatic; robust diesel power with towing-ready efficiency and competitive fuel economy. Recent market adjustments have made this well-equipped heavy-duty Sierra more attainable — act soon while pricing and availability remain favorable.
<b>Preferred Equipment Group 4SB</b>: Enhances capability and presence with performance-oriented Rancho gas-pressurized shocks for improved ride over rough terrain and a bold dark chrome grille that gives the truck a refined, confident look — a smart value that bundles functional upgrades and convenience items.
Smart device integration: Wirelessly mirror your smartphone with Apple CarPlay and Android Auto so navigation, messages and music are always within easy reach without cluttering the cabin with cords.
<b>Forward collision mitigation</b>: A proactive safety layer that monitors traffic ahead and prepares the vehicle to help avoid or reduce the severity of a frontal impact when a sudden stop occurs.
<b>Front pedestrian impact prevention</b>: Constantly scans the road ahead and can take preventative action if a pedestrian is detected, helping protect vulnerable road users in busy areas.
<b>Mobile hotspot</b>: Keeps passengers connected on the go by providing a secure in-vehicle Wi‑Fi connection so devices can stream, work, or stay in touch without using phone data.
<b>Rear camera</b>: Makes backing up and hitching simpler and safer by showing a clear view of whats behind the truck, reducing blind spots in tight spots and crowded lots.
<b>Adaptive cruise control</b>: Maintains a set speed while automatically adjusting to keep a safe distance from traffic ahead, reducing stress during long highway drives.
The 2025 Sierra 2500HD AT4 pairs heavyweight Duramax diesel capability with thoughtful tech and safety features that make heavy-duty driving more comfortable and confident. This truck is ideal for anyone who needs serious towing and hauling without sacrificing cabin convenience — stop by for a test drive and see how this Sierra fits your work and weekend life.
<p>Financing available on approved credit. Trade-ins accepted. All Vehicles are subject to prior sale. All Pricing and Advertised Prices for any/all vehicles offered for sale does not include dealer installed accessories which can be purchased for an additional cost. Dealer Installed accessories include KARR Security System $995, NOMAD Protection $1,195, GMP Theft $899, Forever Start Lifetime Unlimited $799, ClearPRO Door Protection up to $795. No sales to Dealers, Brokers or Exporters. For out of state purchase, customers must be present to purchase. If shipping is required, dealership must facilitate; no exceptions. Please contact us for special Multi-Vehicle or Fleet pricing. Prices are plus government fees and taxes, any finance charges, $85 documentary fee, $37 electronic registration fee, any emission testing charge and $1.75 per new tire state tire fee. While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness. Images are for illustrative purposes only. Serving <strong>Tustin</strong> <strong>Santa Ana</strong>, <strong>Orange</strong>, <strong>Irvine,</strong> <strong>Villa Park</strong>, <strong>Anaheim Hills</strong>, <strong>Costa Mesa</strong>,<strong>Walnut, Costa Mesa, Huntington Beach, Garden Grove, Aliso Viejo, Laguna, Anaheim, Orange County, Lake Forest, Laguna Nigel, Laguna Hills</strong>and <strong>Newport Beach</strong></p> Read Less
Price above does not include any of the Build & Quote options.
Vehicle available NOW in Tustin, CA.
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Disclaimer:
*Net Cost includes a Factory Rebate, if applicable, on this vehicle and is valid on a cash or financed purchase only by an individual for their personal use. The sale price or net cost does not apply to a lease. *All Pricing and Advertised Prices for any/all vehicles offered for sale does not include dealer installed accessories which can be purchased for an additional cost. *The Factory Rebates may not be available on this vehicle if you elect to take advantage of a Special Alternative APR or Special Lease program. Some Factory Rebates are California Resident specific and may vary for residents of other states. *No sales to Dealers, Brokers or Exporters. For out of state purchase, customers must be present to purchase. If shipping is required, dealership must facilitate; no exceptions. The price shown is for California residents and retail customers only. Not available to fleet or commercial customers (unless specified). Please contact us for special Multi-Vehicle or Fleet pricing. Prices are plus government fees and taxes, any finance charges, $85 documentary fee, $33 electronic registration fee, any emission testing charge and $1.75 per new tire state tire fee. All vehicles are subject to prior sale. *While every reasonable effort is made to ensure the accuracy of this information, we are not responsible for any errors or omissions contained on these pages. Leasing & financing available on approved credit. Trade-ins accepted. * The estimated selling price that appears after calculating dealer offers is for informational purposes, only. You may not qualify for the offers, incentives, discounts, or financing. Offers, incentives, discounts, or financing are subject to expiration and other restrictions. See dealer for qualifications and complete details. *Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness.