2019 GMC SIERRA 1500 CREW CAB SLT

If you're searching for a capable, well-equipped full-size pickup, this 2019 GMC Sierra 1500 Crew Cab SLT for sale at CARTIME in South Gate, CA is worth a serious look. With a powerful V8 engine, 4WD capability, and a premium SLT trim level, this truck is built for buyers who need performance and comfort in one package. Located in South Gate in Los Angeles County, CARTIME makes it easy to find a quality used truck without the dealership runaround.

About This 2019 GMC Sierra 1500 Crew Cab SLT

This 2019 GMC Sierra 1500 SLT Crew Cab sits at over 122,000 miles, which for a well-maintained V8 truck is well within the range where years of useful life remain. The Sierra 1500 platform is known for its durability, and the SLT trim puts this truck above the base and SLE grades with a noticeably more refined experience inside and out. The Crew Cab configuration means four full-size doors and a rear seat that can comfortably fit adults — making this as practical for family hauling as it is for job site duty. The 5 3/4-foot bed strikes a solid balance between cargo room and maneuverability in tight spaces.

2019 GMC Sierra 1500 Performance and Engine

EcoTec3 5.3L V8 with Dynamic Fuel Management

Under the hood is GMC's legendary EcoTec3 5.3-liter V8 engine, paired with Dynamic Fuel Management (DFM) technology and an 8-speed automatic transmission with overdrive. This combination produces around 355 horsepower and 383 lb-ft of torque, giving this truck serious towing and hauling capability. DFM actively manages cylinder usage based on demand — running on as few as two cylinders under light loads — to improve fuel efficiency without sacrificing power when you need it most. The 4WD drivetrain means this Sierra is equally at home on Southern California highways as it is on trails, mountain roads, or job sites with uneven terrain. The 8-speed automatic shifts smoothly and keeps the engine in its power band efficiently under both city driving and freeway conditions.

GMC Sierra SLT Features and Interior

What the SLT Trim Level Brings to the Table

The SLT is GMC's upper-mid trim, sitting above the SLE and below the Denali, which means it includes a strong list of premium features without the Denali price tag. Buyers of this generation Sierra SLT typically enjoy leather-appointed seating, heated front seats, a power driver's seat, dual-zone automatic climate control, and an 8-inch GMC Infotainment System with Apple CarPlay and Android Auto compatibility. The SLT also generally includes a Bose premium audio system, rear-view camera, power-folding mirrors, chrome exterior accents, and GMC's MultiPro tailgate depending on package configuration. The Crew Cab interior is genuinely spacious — rear-seat passengers have legroom that rivals some midsize SUVs, and the overall cabin feel is quiet and polished for a full-size work truck.

GMC Sierra Reliability and Ownership

What Owners and Experts Say About the 2019 Sierra 1500

The 2019 GMC Sierra 1500 benefits from a generation of engineering refinement. The EcoTec3 5.3L V8 has been one of GM's most reliable truck engines for years, with a strong track record of longevity when properly maintained. Owners consistently report getting well past 200,000 miles on these powertrains with regular oil changes and basic upkeep. The 8-speed automatic transmission introduced in this generation is smoother and more fuel-efficient than its predecessor, and while early model years saw some adjustment-period feedback from owners, by 2019 the calibration was well-sorted. Common maintenance items to stay current on include transmission fluid, transfer case fluid, and differential service — all routine for a 4WD truck at this mileage. Overall, the 2019 Sierra 1500 SLT represents a proven, dependable used truck choice.

Why Buy From CARTIME in South Gate, CA

CARTIME is located in South Gate, in the heart of Los Angeles County, making it one of the most accessible used vehicle dealerships for buyers throughout the greater LA area. The team at CARTIME focuses on straightforward, pressure-free car buying — bringing quality pre-owned inventory to local buyers who want real value without the big franchise markups. Whether you're coming in to talk numbers, ask questions, or take this Sierra out for a test drive, CARTIME's staff is there to help you move through the process at your own pace. Their South Gate location is convenient for buyers from across the region, with easy access off major surface streets and freeways throughout Los Angeles County.

Financing a Used GMC Sierra Near South Gate

Financing a used truck near South Gate in Los Angeles County doesn't have to be complicated. CARTIME works with a range of lenders to help buyers across the credit spectrum get into the vehicle they need. Whether you have strong credit, are rebuilding, or are buying a vehicle of this price range for the first time, it's worth having a conversation about what options are available. Bringing a pre-approval from your bank or credit union is always a smart move, but CARTIME's finance team can often find competitive rates through their lending network. For a used truck at this mileage and trim level, monthly payments can be structured to fit a range of budgets.

Frequently Asked Questions

Is the 2019 GMC Sierra 1500 SLT a good used truck to buy?

Yes — the 2019 Sierra 1500 SLT is considered one of the stronger full-size truck buys in its generation. The EcoTec3 5.3L V8 is a proven, long-lasting engine, the SLT trim offers genuinely premium features, and GMC's build quality on this platform is well-regarded. At over 122,000 miles, buyers should plan for routine maintenance but can reasonably expect many more years of reliable service.

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

For the EcoTec3 5.3L V8 specifically, 122,000 miles is considered mid-life with proper maintenance history. Many owners report driving these engines well past 200,000 to 250,000 miles. The key factors are service history, transmission fluid condition, and whether the truck has been used for heavy towing or off-road work consistently. A pre-purchase inspection from a trusted mechanic is always a smart step.

What does the SLT trim include on a 2019 GMC Sierra 1500?

The SLT trim typically includes leather-appointed seats, heated front seats, an 8-inch infotainment display with Apple CarPlay and Android Auto, a Bose audio system, rear-view camera, power-adjustable driver's seat, dual-zone climate control, chrome exterior trim, and 18-inch or larger alloy wheels. It represents a significant step up from the SLE in terms of interior refinement.

Is a 4WD GMC Sierra practical for daily driving in Southern California?

Absolutely. While 4WD isn't required for most LA-area daily driving, it adds significant versatility — especially for buyers who head to Big Bear, Wrightwood, or other mountain areas in winter. The Sierra's 4WD system can run in 2WD mode for everyday commuting, keeping fuel economy reasonable while keeping the capability available when conditions call for it.

What should I check when buying a used Sierra 1500 with over 100,000 miles?

Key items to inspect include the condition of the transmission fluid and shift quality, transfer case and differential fluids, brake pads and rotors, suspension components (especially if the truck was used for towing), and any signs of oil leaks around the valve covers or oil pan. A full-service history review and a professional pre-purchase inspection are both highly recommended.

Serving South Gate and Surrounding Areas

CARTIME in South Gate serves buyers from throughout Los Angeles County and the surrounding region. Customers regularly visit from Downey, Lynwood, Huntington Park, Compton, Bell, Bell Gardens, Cudahy, Maywood, Paramount, and communities across the southeastern LA area. Whether you're commuting in from Long Beach, coming down from the San Gabriel Valley, or just a few minutes away in the local South Gate community, this Sierra 1500 SLT is worth the drive. South Gate's central location within Los Angeles County means most area buyers are within 20 to 30 minutes.

Contact CARTIME Today

Ready to get behind the wheel of this 2019 GMC Sierra 1500 Crew Cab SLT? Contact CARTIME in South Gate, CA today to schedule your test drive or ask any questions about this truck. Call us at (323) 508-2931 and speak with a member of our team — we're here to help you find the right vehicle at the right price. Stop by our South Gate location in Los Angeles County and see this Sierra in person. Trucks like this, at this trim level and price point, move quickly — don't wait to reach out.