2020 GMC Yukon XL Denali Onyx Black CARFAX One-Owner. Clean CARFAX. Silveira's is "Your Family Store Since 54" Now with two locations to serve you...Silveira Buick GMC in Healdsburg and our new location in Sonoma... Silveira Chevrolet! 3rd Row DVD Screen, 4-Wheel Antilock Disc Brakes, 5 Auxiliary 12-volt Power Outlets, Automatic Emergency Braking, Black Assist Steps w/Chrome Strip, Bose Active Noise Cancellation, Enhanced Driver Alert Package, Forward Collision Alert, Hands Free Power Programmable Rear Liftgate, Heated Leather-Wrapped Steering Wheel, Inside Rear-View Auto-Dimming Mirror, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Lane Change Alert w/Side Blind Zone Alert, Lane Keep Assist w/Lane Departure Warning, Magnetic Ride Control Suspension Package, Memory Package, Navigation System, Open Road Package, Passive Entry System, Power Release 2nd Row Bucket Seats, Power Tilt & Telescopic Steering Column, Power Tilt-Sliding Sunroof w/Express-Open/Close, Power-Adjustable Pedals For Accelerator & Brake, Preferred Equipment Group 5SA, Push Button Keyless Start, Rear Cross Traffic Alert, Rear Seat Blu-Ray/DVD Entertainment System, Remote Keyless Entry, Universal Home Remote, Wireless Charging. 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 Our Sales Hours are M-S 9am-6pm ... Sun 10am-5pm.