{
 "id": "1GT4UREY2TF288274",
 "name": "New 2026 GMC Sierra 2500 HD Denali Four Wheel Drive Crew Cab",
 "year": 2026,
 "make": "GMC",
 "model": "Sierra 2500 HD",
 "trim": "New 2026 GMC Sierra 2500 HD Denali Crew Cab",
 "bodyStyle": "truck",
 "color": "tan",
 "condition": "new",
 "price": 78828,
 "currency": "USD",
 "mileage": null,
 "vin": "1GT4UREY2TF288274",
 "image": "https://vehicle-images.carscommerce.inc/2820-110007037/1GT4UREY2TF288274/thumbnails/large/510348b5c9b498abdda2bf27e4e3a30c.jpg",
 "url": "https://carchat.io/v/big-star-buick-gmc-baytown/1GT4UREY2TF288274",
 "dealer": {
  "id": "big-star-buick-gmc-baytown",
  "name": "Big Star Buick GMC Baytown",
  "city": "Baytown",
  "state": "TX",
  "url": "https://carchat.io/d/big-star-buick-gmc-baytown"
 },
 "description": "Experience the pinnacle of power and capability in the 2026 GMC Sierra 2500HD Denali. This exceptional heavy-duty pickup is engineered to conquer any challenge, whether you're hauling a heavy load or navigating rugged terrain.- Duramax 6.6L V8 Turbodiesel engine delivering 470 horsepower and an impressive 975 lb-ft of torque- 10-speed automatic transmission and 4-wheel drive for seamless power delivery and uncompromising control- Denali-exclusive features including: - Forge perforated leath",
 "inquiry": {
  "description": "Submit a buyer inquiry for this vehicle. The dealership responds directly, usually within minutes.",
  "method": "POST",
  "url": "https://carchat.io/api/lead",
  "contentType": "application/json",
  "body": {
   "dealerId": "big-star-buick-gmc-baytown",
   "vin": "1GT4UREY2TF288274",
   "name": "<required: buyer name>",
   "phone": "<required: buyer phone>",
   "email": "<optional>",
   "message": "<optional>",
   "source": "agent"
  }
 }
}