2025 GMC Sierra SLT

GMC Sierra Details

Features & Options

• ProGrade
• Trailering
• System
• includes
• (PZ8)
• Hitch
• Guidance
• with
• Hitch
• View
• and
• (UET)
• In-vehicle
• Trailering
• App,Rear
• axle-
• 3.73
• ratio
• (Requires
• (L8T)
• 6.6L
• V8
• gas
• engine.),Transfer
• case-
• two-speed
• active-
• electronic
• Autotrac
• with
• push
• button
• control
• (Requires
• 4WD
• models.),Auto-locking
• rear
• differential,Four
• wheel
• drive,Cooling-
• external
• engine
• oil
• cooler,Cooling-
• auxiliary
• external
• transmission
• oil
• cooler,Air
• filter-
• heavy-duty,Air
• filtration
• monitoring,Battery-
• heavy-duty
• 720
• cold-cranking
• amps/80
• Amp-hr
• maintenance-free
• with
• rundown
• protection
• and
• retained
• accessory
• power
• (Included
• and
• only
• available
• with
• (L8T)
• 6.6L
• V8
• gas
• engine.),Alternator-
• 170
• amps
• (Requires
• (L8T)
• 6.6L
• V8
• gas
• engine.),Trailer
• brake
• controller-
• integrated,In-Vehicle
• Trailering
• App-
• System
• includes
• checklist-
• trailer
• maintenance
• reminders-
• trailer
• security
• alerts-
• trailer
• mileage-
• tow/haul
• reminder-
• trailer
• electrical
• diagnostics
• and
• Trailer
• Tire
• Pressure
• Monitor
• System
• module
• (Includes
• trailer
• tire
• pressure
• monitoring
• alert
• when
• (PTT)
• trailer
• tire
• pressure
• monitor
• sensors
• are
• installed.),Frame-
• fully-boxed-
• hydroformed
• front
• section
• and
• a
• fully-boxed
• stamped
• rear
• section,Suspension
• Package
• (Not
• available
• with
• (X31)
• Off-Road
• Package.),Steering-
• Digital
• Variable
• Steering
• Assist
• this
• system
• automatically
• adjusts
• steering
• based
• on
• speed-
• road
• conditions-
• and
• other
• inputs
• to
• reduce
• driver
• effort
• and
• fatigue,Brakes-
• 4-wheel
• antilock-
• 4-wheel
• disc
• with
• DURALIFE
• rotors,Brake
• lining
• wear
• indicator,Capless
• Fuel
• Fill
• (Requires
• (L8T)
• 6.6L
• gas
• V8
• engine.),Tire-
• spare
• LT275/70R18
• all-terrain-
• blackwall,Tire
• carrier
• lock
• keyed
• cylinder
• lock
• that
• utilizes
• same
• key
• as
• ignition
• and
• door,Bumper-
• front
• chrome
• lower,Bumper-
• rear
• chrome
• with
• bumper
• CornerSteps,Bed
• Step-
• Black
• integrated
• on
• forward
• portion
• of
• bed
• on
• driver
• and
• passenger
• side,CornerStep-
• rear
• bumper,Cargo
• tie
• downs
• (12)-
• fixed-
• rated
• at
• 500
• lbs
• per
• corner,Wheelhouse
• liners-
• rear,Moldings-
• beltline-
• chrome,Grille
• (Chrome
• surround
• with
• Chrome
• insert
• bars.),Fog
• lamps-
• LED,Lamps-
• cargo
• area
• cab
• mounted
• integrated
• with
• center
• high
• mount
• stop
• lamp-
• with
• switch
• in
• bank
• on
• left
• side
• of
• steering
• wheel,LED
• Cargo
• Area
• Lighting
• located
• in
• cargo
• bed
• activated
• with
• switch
• on
• center
• switch
• bank
• or
• key
• fob,Taillamps-
• Animated
• LED
• Signature
• Tail-
• Stop-
• turn
• and
• Reverse
• lamps,Mirrors-
• outside
• power-adjustable
• vertical
• trailering
• with
• heated
• and
• auto-dimming
• upper
• glass-
• (driver
• and
• passenger)-
• lower
• convex
• mirrors-
• turn
• signal
• indicators-
• puddle
• lamps-
• (U12)
• perimeter
• lighting-
• auxiliary
• lighting-
• power
• folding/extending
• (extends
• 3.31
• [84.25mm])
• lighting,Mirror
• caps-
• chrome,Glass-
• deep-tinted,Wipers-
• front
• rain-sensing,Door
• handles-
• chrome,Tailgate-
• GMC
• MultiPro
• Tailgate
• with
• six
• functional
• load/access
• features
• NOTE:
• Auto
• release
• can
• be
• disabled
• if
• ball
• hitch
• is
• installed.
• See
• Owner's
• manual
• for
• details,Tailgate-
• gate
• function
• manual
• with
• EZ
• Lift
• includes
• power
• lock
• and
• release-
• includes
• hitch
• area
• light,Tailgate
• and
• bed
• rail
• protection
• caps-
• top,Audio
• system
• feature-
• 6-speaker
• system,Wi-Fi
• Hotspot
• capable
• (Terms
• and
• limitations
• apply.
• See
• onstar.com
• or
• dealer
• for
• details.),Seat-
• Up-level
• Rear
• with
• Storage
• Package
• 60/40
• folding
• bench-
• includes
• full-length
• bench
• seat-
• seatback
• storage
• on
• left
• and
• right
• side-
• center
• fold
• out
• armrest
• with
• 2
• cupholders-
• full
• cab
• width
• under-seat
• storage-
• (includes
• child
• seat
• top
• tether
• anchor),Seat
• adjuster-
• driver
• 10-way
• power
• including
• lumbar,Seat
• adjuster-
• passenger
• 10-way
• power
• including
• lumbar,Driver
• memory
• recalls
• driver
• presets
• for
• power
• driver
• seat
• and
• outside
• mirrors,Floor
• covering-
• color-keyed
• carpeting,Steering
• wheel-
• wrapped,Steering
• wheel-
• heated,Steering
• wheel
• audio
• controls,Steering
• column-
• manual
• Tilt-Wheel
• and
• telescoping,Driver
• Information
• Center-
• enhanced-
• 12.3
• diagonal
• reconfigurable
• multicolor
• digital
• display,Rear
• Seat
• Reminder,GMC
• Premium
• information
• Display-
• 13.4
• diagonal
• Multicolor
• touch
• screen,Exterior
• Temperature
• Display-
• located
• in
• radio
• display,Compass-
• located
• in
• instrument
• cluster,Remote
• vehicle
• starter
• system,Theft-deterrent
• system-
• unauthorized
• entry,Power
• outlet-
• instrument
• panel-
• 120-volt
• (400
• watts
• shared
• with
• (KC9)
• bed
• mounted
• power
• outlet),USB
• ports-
• (2)
• charge-only-
• rear,Power
• outlet-
• bed
• mounted-
• 120-volt
• (400
• watts
• shared
• with
• (KI4)
• instrument
• panel
• mounted
• power
• outlet),Air
• vents-
• rear,Air
• conditioning-
• dual-zone
• automatic
• climate
• control,Mirror-
• inside
• rearview
• auto-dimming,Assist
• handles
• front
• A-pillar
• mounted
• for
• driver
• and
• passenger-
• rear
• B-pillar
• mounted,StabiliTrak-
• stability
• control
• system
• with
• Proactive
• Roll
• Avoidance
• and
• traction
• control-
• includes
• electronic
• trailer
• sway
• control
• and
• hill
• start
• assist,Airbags-
• Dual-stage
• frontal
• airbags
• for
• driver
• and
• front
• outboard
• passenger;
• Seat-mounted
• side-impact
• airbags
• for
• driver
• and
• front
• outboard
• passenger;
• Head-curtain
• airbags
• for
• front
• and
• rear
• outboard
• seating
• positions;
• Includes
• front
• outboard
• Passenger
• Sensing
• System
• for
• frontal
• outboard
• passenger
• airbag
• (Always
• use
• seat
• belts
• and
• child
• restraints.
• Children
• are
• safer
• when
• properly
• secured
• in
• a
• rear
• seat
• in
• the
• appropriate
• child
• restraint.
• See
• the
• Owner's
• Manual
• for
• more
• information.),Hitch
• Guidance
• dynamic
• single
• line
• to
• aid
• in
• truck
• trailer
• alignment
• for
• hitching,Following
• Distance
• Indicator
• (Included
• and
• only
• available
• with
• (PDI)
• Sierra
• HD
• Pro
• Safety.),Rear
• Seat
• Belt
• Indicator,Seat
• Belt
• Adjustable
• Guide
• Loops-
• front
• row
• only,Buckle
• to
• Drive
• prevents
• vehicle
• from
• being
• shifted
• out
• of
• Park
• until
• driver
• seat
• belt
• is
• fastened;
• times
• out
• after
• 20
• seconds
• and
• encourages
• seat
• belt
• use
• (Included
• and
• only
• available
• with
• (PDI)
• Sierra
• HD
• Pro
• Safety.),Teen
• Driver
• a
• configurable
• feature
• that
• lets
• you
• activate
• customizable
• vehicle
• settings
• associated
• with
• a
• key
• fob-
• to
• help
• encourage
• safe
• driving
• behavior.
• It
• can
• limit
• certain
• available
• vehicle
• features-
• and
• it
• prevents
• certain
• safety
• systems
• from
• being
• turned
• off.
• An
• in-vehicle
• report
• card
• gives
• you
• information
• on
• driving
• habits
• and
• helps
• you
• to
• continue
• to
• coach
• your
• new
• driver,Trailering
• Information
• Label
• provides
• max
• trailer
• ratings
• for
• tongue
• weight-
• conventional-
• gooseneck
• and
• 5th
• wheel
• trailering,OnStar
• Basics
• (OnStar
• Fleet
• Basics
• for
• Fleet)
• Drive
• confidently
• with
• core
• OnStar
• services
• including
• select
• remote
• commands-
• built-in
• voice
• assistance-
• real-time
• traffic
• and
• navigation-
• and
• Automatic
• Crash
• Response
• to
• help
• if
• you're
• in
• need.
• (OnStar
• Basics
• includes
• select
• remote
• commands-
• Navigation-
• Voice
• Assistance-
• and
• Automatic
• Crash
• Response-
• for
• eligible
• vehicles
• with
• compatible
• software.
• For
• MY25
• vehicles-
• OnStar
• Basics
• is
• standard
• for
• 8
• years;
• OnStar
• plan-
• working
• electrical
• system-
• cell
• reception
• and
• GPS
• signal
• required.
• OnStar
• links
• to
• emergency
• services.
• Service
• coverage
• varies
• with
• conditions
• and
• location.
• Service
• availability-
• features
• and
• functionality
• vary
• by
• device
• and
• software
• version.
• See
• onstar.com
• for
• details
• and
• limitations.)
• -