Dealer-supplied vehicle comments. Request current pricing and purchase terms in writing from the dealership.
2025 GMC Sierra 3500HD Denali Ultimate in silver with a Duramax 6.6L V8 turbodiesel engine and 10-speed automatic transmission.
This crew cab long bed 4WD truck delivers authentic capability backed by clean Carfax history, one-owner service records, and local trade documentation.
The Alpine Umber full grain leather interior pairs premium comfort with serious work capacity.
- Bose Premium Series 12-Speaker System with SiriusXM 360L trial subscription
- ProGrade Trailering System with hitch guidan
ce, hitch view camera, and trailer tire pressure monitoring
- Gooseneck/5th wheel prep package with dual 220-amp primary and 170-amp auxiliary alternators
- Multicolor 15-inch head-up display with auto-dimming surround-view camera system
- Heated and ventilated front seats with power adjustability and lumbar support
- Universal home remote, wireless charging, and wireless phone projection
- Spray-on bedliner with GMC logo and 120-volt powered bed outlet
- Signature Denali Ultimate grille with Vader chrome and LED smoked amber roof markers
- Power sunroof, power sliding rear window, and remote vehicle starter system
- Ultrasonic front and rear park assist with rear cross-traffic and trailer side blind zone alerts
This Sierra stands ready for both job site and weekend getaway.
With its proven diesel performance, advanced trailering technology, and Denali Ultimate luxury appointments, you're investing in a truck that handles heavy loads and highway miles with equal confidence.
Contact us to schedule a test drive and experience this exceptional machine.
Discover why drivers have trusted us for over 50 years.
We proudly serve Greater Houston and Conroe—and ship anywhere in America.
Gullo Toyota.
Family values.
Big selection.
Zero pressure.
Visit us today or shop online anytime at GulloToyota.com.