• Mon - Sat 9am - 9pm
  • 102 South Coast Highway, Oceanside, CA 92054
  • 760-722-2777

Seaside Automotive

  • Mon - Sat 9am - 9pm
  • 102 South Coast Highway, Oceanside, CA 92054
  • 760-722-2777

2020 GMC Sierra 2500HD Denali

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Air Conditioning

    • Air filtration
  • Front air conditioning: automatic climate control
  • Front air conditioning zones: dual
  • Rear vents: second row
  • Airbags

      • Airbag deactivation: occupant sensing passenger
  • Front airbags: dual
  • Side airbags: front
  • Side curtain airbags: front, rear
  • Audio System

      • Antenna type: diversity, mast
  • Auxiliary audio input: Bluetooth, USB, iPod/iPhone, jack, memory card slot
  • Premium brand: Bose
  • Radio: AM/FM, HD radio, touch screen display, voice operated
  • Radio data system
  • Satellite radio: SiriusXM
  • Speed sensitive volume control
  • Subwoofer: 1
  • Total speakers: 6
  • Brakes

      • ABS: 4-wheel
  • Braking assist
  • Electronic brakeforce distribution
  • Electronic parking brake: auto off
  • Front brake diameter: 14.0
  • Front brake type: ventilated disc
  • Front brake width: 1.57
  • Power brakes
  • Rear brake diameter: 14.2
  • Rear brake type: ventilated disc
  • Rear brake width: 1.34
  • Comfort Features

      • Armrests: rear center with cupholders, rear folding
  • Center console trim: leather, simulated wood
  • Door trim: leather, simulated wood
  • Floor mat material: carpet
  • Floor material: carpet
  • Floor mats: front, rear
  • Heated steering wheel
  • Interior accents: metallic-tone, woodgrain
  • Steering wheel trim: leather
  • Convenience Features

      • Assist handle: front, rear
  • Capless fuel filler system
  • Center console: front console with armrest and storage
  • Cruise control
  • Cupholders: front, rear
  • Easy entry: power driver seat
  • Memorized settings: 2 driver, driver seat, side mirrors
  • Multi-function remote: panic alarm, proximity entry system
  • One-touch windows: 4
  • Overhead console: front
  • Power outlet(s): 115V cargo area, 115V front, 12V front, 12V rear
  • Power steering: variable/speed-proportional
  • Power windows: lockout button
  • Push-button start
  • Reading lights: front, rear
  • Rearview mirror: auto-dimming
  • Remote engine start
  • Steering wheel: tilt and telescopic
  • Steering wheel mounted controls: audio, cruise control, multi-function, phone, voice control
  • Storage: door pockets, front seatback, under rear seats
  • Universal remote transmitter: Homelink – garage door opener
  • Vanity mirrors: dual illuminating
  • Wireless charging station: front
  • Drivetrain

      • 4WD selector: electronic hi-lo
  • 4WD type: part time w/ on demand setting
  • Axle ratio: 3.73
  • Locking differential: rear
  • Engine

      • Alternator: 170 amps
  • Auxiliary oil cooler
  • Battery: heavy duty, maintenance-free
  • Battery rating: 720 CCA
  • Battery saver
  • Exterior Features

      • Bumper detail: rear step
  • Door handle color: chrome
  • Exhaust tip color: polished aluminum
  • Fender lip moldings: black
  • Front bumper color: body-color
  • Grille color: chrome
  • Mirror color: chrome
  • Pickup bed light: LED
  • Pickup bed liner: spray-on
  • Rear bumper color: body-color
  • Running board color: chrome
  • Running boards
  • Skid plate(s): front, rear
  • Tailgate: lift assist, multi-function split-folding, power locking, removable, step
  • Window trim: stainless steel
  • In Car Entertainment

      • Connected in-car apps: app marketplace integration
  • Infotainment: GMC Infotainment System
  • Infotainment screen size: 8 in.
  • Smartphone integration: Android Auto, Apple CarPlay
  • Instrumentation

      • Clock
  • Compass
  • Digital odometer
  • Engine hour meter
  • External temperature display
  • Fuel economy display: MPG, range
  • Gauge: oil pressure, tachometer
  • Instrument cluster screen size: 8 in.
  • Multi-function display
  • Trip odometer
  • Warnings and reminders: coolant temperature warning, lamp failure, low battery, low fuel level, low oil pressure, maintenance due
  • Lights

      • Daytime running lights: LED
  • Exterior entry lights: approach lamps, puddle lamps
  • Front fog lights: LED
  • Headlights: LED, auto delay off, auto high beam dimmer, auto on/off
  • Roof-mounted lights
  • Taillights: LED
  • Mirrors

      • Side mirror adjustments: power, power folding, power telescoping, reverse gear tilt
  • Side mirrors: auto-dimming, heated, integrated turn signals
  • Towing mirrors
  • Safety

      • Automatic emergency braking: front
  • Blind spot safety: sensor/alert
  • Camera system: rearview
  • Check rear seat reminder
  • Child safety door locks
  • Child seat anchors: LATCH system
  • Cross traffic alert: rear
  • Lane deviation sensors
  • Parking sensors: front, rear
  • Pre-collision warning system: audible warning, vibrating driver seat, visual warning
  • Programmable safety key
  • Rearview monitor: in dash
  • Seatbelts

      • Emergency locking retractors: front
  • Front seatbelts: 3-point
  • Rear seatbelts: 3-point
  • Seatbelt pretensioners: front
  • Seatbelt warning sensor: front
  • Seats

      • Driver seat: heated, ventilated
  • Driver seat power adjustments: height, lumbar, reclining, 10
  • Front headrests: adjustable, 2
  • Front seat type: bucket
  • Passenger seat: heated, ventilated
  • Passenger seat power adjustments: height, lumbar, reclining, 10
  • Rear headrests: adjustable, 3
  • Rear seat: heated
  • Rear seat folding: folds up
  • Rear seat type: 60-40 split bench
  • Upholstery: leather-trimmed
  • Upholstery accents: perforated
  • Security

      • Anti-theft system: alarm, vehicle immobilizer
  • Power door locks: anti-lockout, auto-locking
  • Stability and Traction

      • Hill holder control
  • Off-road driving assist: hill descent
  • Roll stability control
  • Stability control
  • Traction control
  • Trailer stability control
  • Suspension

      • Front shock type: twin-tube gas
  • Front spring type: torsion bars
  • Front stabilizer bar: diameter 35 mm
  • Front suspension classification: independent
  • Front suspension type: short and long arm
  • Rear shock type: twin-tube gas
  • Rear spring type: leaf
  • Rear suspension classification: solid live axle
  • Rear suspension type: multi-leaf
  • Tuned suspension: off-road
  • Telematics

      • Driver assistance app: roadside assistance
  • Electronic messaging assistance: voice operated, with read function
  • Navigation system: memory card, touch screen display, voice operated
  • Phone: voice operated
  • Satellite communications: OnStar, voice guided directions
  • Smart device app compatibility: myGMC with Connected Access
  • Smart device app function: maintenance status
  • Wifi: hotspot
  • Wireless data link: Bluetooth
  • Tires and Rims

      • Spare tire mount location: underbody
  • Spare tire size: full-size
  • Spare wheel type: steel
  • Tire Pressure Monitoring System
  • Tire type: all terrain
  • Wheels: polished aluminum
  • Towing and Hauling

      • Auxiliary transmission fluid cooler
  • Pickup bed cargo management: tie-down anchors
  • Tow hooks: front
  • Tow/Haul mode
  • Trailer brake controller
  • Trailer hitch
  • Trailer wiring: 4-pin, 7-pin
  • Windows

      • Front wipers: variable intermittent
  • Pickup sliding rear window: power horizontal
  • Power windows: safety reverse
  • Tinted glass
  • Window defogger: rear