If you're in the market for a capable, nearly new full-size truck, this 2025 GMC Sierra 1500 Crew Cab SLT for sale at CARTIME II in South Gate, CA is exactly what you've been searching for. With just 27,080 miles on the odometer, this Gray Sierra SLT sits at the ideal crossroads of like-new condition and real-world value — giving Los Angeles County buyers a premium truck at a price well below sticker.

About This 2025 GMC Sierra 1500 Crew Cab SLT

The 2025 GMC Sierra 1500 is one of the most refined and capable full-size pickups on the market, and the SLT trim hits the sweet spot between everyday utility and upscale comfort. At 27,080 miles, this truck is still well within the range where most buyers expect years of trouble-free use ahead. It's lightly driven, likely still covered under GMC's factory warranty, and represents the kind of opportunity that doesn't come along often — a nearly new Sierra SLT at a used-truck price. Stock #250523 is priced at $47,995 and ready to go.

2025 GMC Sierra 1500 Performance and Engine

5.3L EcoTec3 V8 with Dynamic Fuel Management

Under the hood sits GMC's legendary 5.3-liter EcoTec3 V8, equipped with Dynamic Fuel Management (DFM). This engine is built for real work — it delivers strong towing capability, confident highway passing power, and the kind of low-end torque that Southern California truck buyers rely on for hauling, towing, and weekend adventures. DFM technology intelligently varies the number of active cylinders to improve fuel economy without sacrificing performance, which matters on long stretches like the 5, the 710, or a run out to the Inland Empire.

The 10-speed automatic transmission with overdrive keeps the engine in its optimal power band whether you're merging onto the 105 or climbing out of the San Gabriel Valley. Four-wheel drive adds serious capability for those who venture beyond the city — to Big Bear, the Angeles National Forest, or job sites off the beaten path.

GMC Sierra 1500 SLT Features and Interior

Premium Comfort and Technology

The SLT trim is where the Sierra 1500 gets seriously comfortable. Expect leather-appointed seating, a feature-rich infotainment system with a large touchscreen, Apple CarPlay and Android Auto connectivity, available heated and ventilated front seats, and a premium audio setup. The Crew Cab configuration means four full-size doors and generous rear passenger space — making this just as viable as a family hauler as it is a work truck.

Safety and driver-assist technology on the 2025 Sierra SLT typically includes lane keep assist, forward collision alert, automatic emergency braking, and rear camera with trailer camera compatibility. The MultiPro tailgate — one of the most innovative designs in the segment — adds genuine versatility to the 5 3/4-foot bed, giving you six different configurations for loading, working, and hauling.

GMC Sierra 1500 Reliability and Ownership

The 5.3L EcoTec3 V8 has one of the strongest track records in the truck segment. GMC has refined this engine across multiple generations, and truck owners consistently report low maintenance costs, strong longevity, and dependable performance well beyond 150,000 miles with routine upkeep. The 10-speed automatic has matured significantly and is widely regarded as a smooth, durable transmission pairing.

As a 2025 model year vehicle, this Sierra is young enough that major mechanical concerns are essentially off the table. Oil changes, tire rotations, and brake inspections are about all you should expect for the foreseeable future. For buyers in Los Angeles County who depend on their truck for work, family, or both, this is a genuinely low-risk purchase.

Why Buy From CARTIME II in South Gate, CA

CARTIME II, located in South Gate in Los Angeles County, has built a reputation as a trusted independent dealer serving the greater LA area. The team at CARTIME II understands that buying a truck is a significant decision, and they work to make the process straightforward and transparent. No pressure tactics — just real inventory, honest pricing, and a team that wants you to drive away confident. South Gate is centrally located and easy to reach from all directions across Los Angeles County, making CARTIME II a convenient stop for buyers throughout the region.

Financing a Used GMC Sierra 1500 Near South Gate

Financing a used truck in Los Angeles County doesn't have to be complicated. CARTIME II works with a range of lenders to help buyers across the credit spectrum find a payment that works. Whether you have excellent credit, are rebuilding, or are somewhere in between, the finance team at CARTIME II will work to find you a competitive rate on this 2025 Sierra SLT. Monthly payments on a well-priced $47,995 truck can be more manageable than you might expect — especially when you're not paying new-car depreciation. Bring your trade-in for an appraisal and ask about current financing specials.

Frequently Asked Questions

Is the 2025 GMC Sierra 1500 SLT a good buy?

Absolutely. The 2025 Sierra 1500 SLT is one of the most well-rounded trucks on the market — combining a proven V8 engine, a refined interior, and impressive towing and payload capability. At 27,080 miles with a used price well below new-car cost, this particular example represents excellent value for Los Angeles County buyers.

How many miles is too many on a used GMC Sierra 1500?

A well-maintained Sierra 1500 with the 5.3L EcoTec3 V8 can comfortably reach 200,000 miles or more. At just 27,080 miles, this 2025 model has the vast majority of its useful life ahead of it and is well within the range most buyers consider nearly new.

What does the GMC Sierra SLT trim include?

The SLT is GMC's upper-mid premium trim, sitting above the SLE and below the Denali. It typically includes leather seating, a large infotainment touchscreen, Apple CarPlay and Android Auto, heated front seats, chrome exterior accents, the MultiPro tailgate, and a suite of driver-assist safety features — delivering near-luxury experience at a more accessible price point.

Does the 2025 GMC Sierra 1500 have four-wheel drive?

Yes — this specific Sierra 1500 is equipped with 4WD, making it capable on job sites, in wet or loose conditions, and on off-road terrain. For buyers in the greater Los Angeles area who venture to mountain roads, desert trails, or construction sites, the 4WD system adds meaningful capability.

Is the GMC Sierra 1500 5.3L engine reliable?

The EcoTec3 5.3L V8 is widely regarded as one of the most reliable truck engines available. It has powered millions of GM trucks and SUVs with consistently strong owner satisfaction scores. Routine maintenance is straightforward and affordable, and long-term reliability data is very favorable for this engine family.

Serving South Gate and Surrounding Areas

CARTIME II proudly serves buyers throughout Los Angeles County and the surrounding communities. Whether you're coming in from Downey, Lynwood, Huntington Park, Compton, Bell Gardens, Paramount, or anywhere else in the greater LA area, CARTIME II in South Gate is an easy drive with plenty of parking and a no-hassle buying experience. Buyers from the South Bay, the San Gabriel Valley, and Long Beach also make the trip — because the right truck at the right price is worth the drive.

Contact CARTIME II Today

Ready to get behind the wheel of this 2025 GMC Sierra 1500 Crew Cab SLT in Gray? Give CARTIME II a call at (323) 484-9340 to confirm availability, ask questions, or schedule your test drive. Stock #250523 is priced at $47,995 and won't last long. Visit us in South Gate, CA — in the heart of Los Angeles County — and let the team at CARTIME II help you drive home in the truck you deserve.