Ross Downing GMC, Your GMC Truck and SUV Dealership in Hammond, LA

GMC Dealership in Hammond, LA: 280New New and 129Used Used Vehicles in Stock

Ross Downing GMC is a GMC dealership at 1301 S Morrison Blvd, Hammond, LA 70403, about 8 minutes from Ponchatoula and 33 minutes from Covington. As of October 9, 2026 the store has 280 new 2026 and 2027 GMC trucks and SUVs in inventory, 60 of them still in transit to our store, and 129 used cars, trucks and SUVs, every one listed online with its price.Every new GMC truck and SUV and every used vehicle we have is listed online with its price. If you searched for a GMC dealership in Hammond, a GMC dealer near you, or a GMC truck dealer near Covington, Mandeville or Slidell, this is the store: one location for new GMC sales, used cars, financing, GMC service and parts.

Sales: 985-227-4018, Monday through Friday 8:30 AM to 7:30 PM and Saturday 9 AM to 5:30 PM. Service: 985-222-2386. Parts: 985-543-6833. Hours and directions.

Approximate drive times to our store: Ponchatoula 8 minutes, Independence 17, Amite 24, Madisonville 31, Covington 33, Kentwood 39, Mandeville 40, Slidell 57, Metairie 61 and New Orleans 70.

GMC Deals and Financing in Hammond, LA

As of October 9, 2026, the biggest new-vehicle discount at Ross Downing GMC is $14,522 off MSRP on a 2026 GMC Sierra 1500 Elevation, and the table below lists every model's biggest discount, best GM Financial APR and GMC's best lease offer.Every model's biggest discount, best APR and lease offer is on our new car deals page. Our finance team works with buyers from Hammond, Ponchatoula, Covington, Mandeville and Slidell on new and used vehicle loans through GM Financial and other lenders, whether their credit is perfect or not so great.

APR offers are GM Financial programs for well-qualified buyers and usually replace some of the cash discounts rather than add to them. Lease offers are GMC's own for the Hammond area, closed-end leases through GM Financial for well-qualified lessees with no security deposit, 20,000 or 30,000 miles over the lease (25 cents a mile over), tax, title, license and dealer fees extra, delivery by 11/2/2026. Each payment is for the configuration in the table; other trims and options change it. See the full terms for every offer.

Get pre-approved online, estimate your payment, see every new GMC deal this month or value your trade. Finance questions: call 985-227-4018 and ask for the finance department.

New GMC Sierra, Canyon, Terrain, Acadia and Yukon for Sale in Hammond, LA

Ross Downing GMC stocks the GMC lineup in depth, from the Sierra 1500 and Sierra 2500 HD to the Yukon and Yukon XL. Today that is 227 new GMC Sierra and Canyon trucks and 53 new GMC Terrain, Acadia, Yukon and Yukon XL SUVs. The lowest-priced new GMC in our inventory today is the 2027 GMC Terrain Elevation at $31,974, and every listed price is the Ross Downing price after dealer discount and current GMC incentives, including $478 in dealer fees and before tax, title and license.Every listed price is the Ross Downing price after dealer discount and current GMC incentives, including $478 in dealer fees and before tax, title and license. Each model page below lists every one in stock with its price, trim, engine and current GMC offers, so a new GMC Sierra search, a GMC Yukon price check or a GMC dealership near me search ends with real vehicles and real prices.

Used Cars, Trucks and SUVs for Sale in Hammond, LA

Ross Downing GMC has 129 used cars, trucks and SUVs for sale as of today, from 20 makes, and the most-stocked used models right now are the GMC Sierra 1500, GMC Sierra 2500 HD, GMC Yukon, Ram 2500 and Chevrolet Tahoe.Ross Downing GMC keeps used cars, trucks and SUVs from many makes for sale in Hammond, LA. Every pre-owned vehicle is listed online with its price, mileage and photos. Whether you searched for used cars in Hammond, LA, used trucks near me, used GMC trucks for sale or used SUVs near Covington and Ponchatoula, the categories below open our live used inventory filtered the way you shop. CarBravo used vehicles (1 in stock today) are listed separately, and our CarBravo page explains the program.

Your trade-in can go toward any used vehicle in our inventory, and used-vehicle financing uses the same online application as new. Browse all used inventory, shop used cars under $20,000, value your trade online or get pre-approved before you visit.

GMC Service, Tires and Parts in Hammond, LA

The Ross Downing GMC service department at 1301 S Morrison Blvd is open Monday through Friday 7:30 AM to 6 PM, and the parts department Monday through Friday 7:30 AM to 5:30 PM. Bring your GMC truck or SUV in for scheduled maintenance, brakes, tires, diagnostics and repairs, and order genuine GM parts online before you visit.

• Schedule GMC service online
• Service and parts specials
• New tires and tire care
• Tire finder
• Order GMC parts online
• Why regular service matters
• GM Rewards

Service: 985-222-2386. Parts: 985-543-6833.

Welcome to Ross Downing GMC

At Ross Downing GMC, we are committed to offering a world-class car-buying experience with an expansive selection of GMC vehicles. Whether you're searching for a tough GMC Sierra truck, a versatile GMC Terrain SUV, or a family-friendly GMC Acadia, our knowledgeable team is here to help you find the ideal GMC to meet your needs.

Ross Downing GMC is part of the Ross Downing Auto Group, which began when Ross Downing Chevrolet opened in Hammond in 1973. The group's stores in Hammond, Gonzales and Mobile sell Chevrolet, GMC, Cadillac, Ram, Jeep, Dodge and Chrysler. Hammond-area customers rate the store 4.5 stars across 1,035 Google reviews. Read what our customers say in our Google reviews. Meet our staff, read customer reviews or contact the dealership.

Ross Downing GMC Questions

Inventory counts, prices and offers on this page reflect live listings as of October 9, 2026 and change as vehicles sell. Listed prices include $478 in dealer fees (documentary and title conveyance fees) and exclude tax, title and license. Drive times are approximate driving estimates from our store without traffic. Google rating as of October 7, 2026.

Hours and Directions to Ross Downing GMC