New 2026 GMC Sierra 1500 SLT With Navigation & 4WD

Call us at 512-954-9290

The 2026 GMC Sierra 1500 SLT delivers capability and refinement in a truck built to handle both work and daily driving. This Silver exterior truck combines a powerful 3.0L I-6 Diesel Turbocharged Duramax engine producing 305 horsepower and 495 lb-ft of torque with a 10-speed automatic transmission and 4WD, providing the dependability and control you need.

- 3.0L I-6 Diesel Turbocharged Duramax engine with 305 hp and 495 lb-ft torque
- Texas Edition SLT Premium Plus Package
- ProGrade Trailering System with integrated trailer brake controller
- X31 Off-Road Package with hill descent control and auto-locking rear differential
- Sierra Safety Plus Package with advanced driver assistance
- Premium Bose 7-speaker sound system with SiriusXM 360L trial subscription
- High-capacity suspension package and trailering package
- 20" polished aluminum wheels
- Heated and ventilated front seats with 10-way power adjustment and lumbar support
- Power sliding rear window with defogger
- HD surround vision camera system with rear cross traffic braking
- Wireless Apple CarPlay and Android Auto integration
- Spray-on pickup bedliner with GMC logo
- Remote vehicle starter system and keyless open and start

The engine block heater comes standard, ensuring reliable cold-weather starts. Your Texas Edition premium truck includes dual exhaust, chrome grille details, and X31 hard badging that reflects its off-road capability. The exterior combines style with function—chrome wheel-to-wheel assist steps, LED cargo area lighting, and perimeter lighting enhance both appearance and utility.

Inside, you'll find comfort and convenience designed for long drives and daily use. Heated and ventilated front outboard seats, heated rear outboard seats, and a heated steering wheel provide year-round comfort. The 10-way power driver and passenger seats with lumbar adjustment let you find your ideal seating position, while floor-mounted console storage keeps essentials within reach.

Advanced technology keeps you connected and in control. The SiriusXM-equipped Bose sound system delivers premium audio quality, while steering wheel controls and wireless charging add convenience. Adaptive cruise control, lane keep assist with lane departure warning, and the comprehensive surround vision system with rear pedestrian detection work together to enhance safety. The integrated trailering system app, trailer camera provisions, and hitch guidance make towing straightforward and secure.

This Sierra handles diverse driving conditions with confidence. The X31 off-road package features an off-road suspension, hill descent control, and an auto-locking rear differential paired with a 3.23 rear axle ratio. High-capacity suspension upgrades support your load requirements, while the auxiliary external transmission oil cooler maintains performance under demanding conditions.

With an estimated 15 MPG city and 18 MPG highway, this truck balances power with reasonable fuel efficiency. Whether you're managing a job site, towing a trailer across Texas, or navigating weekend adventures, this Sierra 1500 SLT combines work-ready capability with premium comfort and modern safety technology.

Call us at 512-954-9290 Price includes: $1500 - Buick & GMC Consumer Cash Program. Exp. 09/30/2026 $500 - GMC Bonus Cash. Exp. 09/30/2026