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2018 GMC Sierra 1500 SLT
Vehicle Details
Body Style
Truck
Engine
5.3L 8Cyl
Exterior Colour
Black
Interior Colour
Black
Transmission
Automatic
Drivetrain
4×4
Stock #
302461
Trim Details
4WD Crew Cab Standard Box SLT
The 2018 GMC Sierra 1500 SLT blends upscale craftsmanship, strong V8 performance, and professional-grade capability. Its confident stance, chrome accents, and refined interior make it a versatile full-size pickup designed for drivers who expect durability, comfort, and precision—whether on the highway, worksite, or backcountry trails.Â
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Performance & CapabilityÂ
Engine: 5.3L EcoTec3 V8 delivering smooth, efficient power with direct injection and variable valve timingÂ
Transmission: Responsive 8-speed automatic engineered for quick shifts and confident towing performanceÂ
Drivetrain: Autotrac 4-Wheel Drive with a 2-speed transfer case for enhanced control on snow, gravel, or uneven terrainÂ
Rear Axle Ratio: 3.42 axle tuned for balanced strength and fuel efficiencyÂ
Off-Road Features: Z71 Off-Road Suspension Package with underbody shield, Rancho shocks, hill descent control, and upgraded skid protectionÂ
Trailering Package: Integrated trailer brake controller, 7-pin/4-pin wiring, and trailering platform designed for smooth, stable towingÂ
Cooling & Durability: High-capacity air cleaner and transmission cooler support demanding workloadsÂ
Cargo Capability: Spray-on bedliner, integrated tie-downs, and LED bed lighting for secure and visible cargo managementÂ
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Winter & Weather ComfortÂ
Heated Front Seats for cold-weather warmthÂ
Heated Steering Wheel making frigid mornings more comfortableÂ
Remote Start System for pre-heating or cooling the cabinÂ
Automatic Climate Control for consistent, easy temperature managementÂ
Rear Window Defogger providing improved visibility in winter conditionsÂ
All-Weather Floor Liners (dealer installed) for year-round interior protectionÂ
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Interior Comfort & ConvenienceÂ
Full-Feature Front Bucket Seats with power adjustments for tailored comfortÂ
Power Sliding Rear Window for enhanced ventilation and easy cabin accessÂ
Leather-Wrapped Steering Wheel with audio and driver controlsÂ
Tilt/Telescoping Steering Column for customizable driving positionÂ
Wireless Charging Pad for clutter-free device powerÂ
110V AC Power Outlet to support tools or electronics on the goÂ
GMC Infotainment System with Navigation featuring an intuitive touchscreen, Bluetooth, and voice controlsÂ
Bose Premium Audio System delivering clean, powerful sound throughout the cabinÂ
OnStar 4G LTE Wi-Fi Hotspot capability for connected travelÂ
Universal Home Remote for added everyday convenienceÂ
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Safety & Driver AssistanceÂ
Front & Rear Park Assist supporting confident low-speed maneuveringÂ
Rear Vision Camera for clear visibility when backing up or aligning a trailerÂ
Airbag System with front, side-impact, and head-curtain coverageÂ
Teen Driver Mode providing configurable settings for added safety awarenessÂ
Tire Pressure Monitoring System with alerts for improved safetyÂ
Stability and Traction Controls supporting sure-footed handling in challenging conditionsÂ
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Exterior Styling & UtilityÂ
20" Bright Aluminum Wheels for a bold, premium appearanceÂ
Onyx Black Exterior offering deep, sleek presence and a professional lookÂ
High-Performance LED Headlamps & LED Fog Lamps providing sharp, long-range illuminationÂ
Body-Colour Door Handles & Moldings enhancing exterior refinementÂ
4" Black Assist Steps (dealer installed) for easier cabin entryÂ
CornerStep Rear Bumper improving bed accessÂ
EZ Lift & Lower Tailgate for smooth, controlled operationÂ
Chrome Accents & Strong Body Lines projecting Sierra’s signature upscale toughnessÂ
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Whether towing, exploring off-road trails, or cruising in comfort, the 2018 GMC Sierra 1500 SLT delivers a premium blend of strength, technology, and sharp styling. It’s designed for those who want a truck that works hard, drives confidently, and looks good doing it.Â
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Packages & Options
Standard Equipment
Technical Specifications
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AM/FM Stereo
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Auxiliary Audio Input
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Bluetooth Connection
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HD Radio
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MP3 Player
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Requires Subscription
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Satellite Radio
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6-speaker audio system
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CD Player
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Steering Wheel Audio Controls
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WiFi Hotspot
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Aluminum Wheels
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Tires - Front All-Season
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Tires - Rear All-Season
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Cargo tie downs (4), movable upper
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Conventional Spare Tire
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Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
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CornerStep, rear bumper
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4X4 chrome badge (Included and only available with 4X4 models.)
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Grille surround, chrome
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Active aero shutters
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HID headlights
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Fog Lamps
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Taillamps, LED with signature
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Lamps, cargo area, cab mounted with switch on centre switch bank
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Heated Mirrors
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Integrated Turn Signal Mirrors
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Power Folding Mirrors
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Power Mirror(s)
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Privacy Glass
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LED Lighting, cargo box with switch on centre switch bank
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Tailgate and bed rail protection caps, top
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Tailgate, EZ-Lift and Lower
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Driver Adjustable Lumbar
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Heated Front Seat(s)
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Leather Seats
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Passenger Adjustable Lumbar
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Power Driver Seat
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Power Passenger Seat
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Seat Memory
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Split Bench Seat
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Pass-Through Rear Seat
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Rear Bench Seat
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Floor covering, colour-keyed carpeting
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Floor Mats
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Adjustable Steering Wheel
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Cruise Control
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Leather Steering Wheel
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Steering Wheel Audio Controls
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Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
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Driver Information Centre, 4.2-inch diagonal colour display includes driver personalization, warning messages and vehicle information
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Power Windows
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Power Door Locks
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Adjustable Pedals
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Keyless Entry
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Remote Engine Start
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Universal Garage Door Opener
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Security System
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A/C
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Climate Control
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Multi-Zone A/C
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Rear Defrost
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Power outlet, 110-volt AC
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Auto-Dimming Rearview Mirror
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Driver Illuminated Vanity Mirror
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Driver Vanity Mirror
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Passenger Illuminated Visor Mirror
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Passenger Vanity Mirror
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Assist handle, front passenger on A-pillar
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8 Cylinder Engine
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Gasoline Fuel
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6-Speed A/T
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A/T
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Rear axle, 3.08 ratio (Standard and only available on (L83) 5.3L EcoTec3 V8 engine. Not available with (RD3) 20" bright machined aluminum wheels, (NZP) 20" chrome clad aluminum, (RD5) 20" polished aluminum, (NZH) 20" bright machined aluminum with painted accents or 22" LPO wheels.)
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Pickup box
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Locking/Limited Slip Differential
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Four Wheel Drive
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Cooling, external engine oil cooler
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Cooling, auxiliary external transmission oil cooler
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Alternator, 150 amps (Not included with (PCQ) SLT eAssist Package.)
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Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power
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Frame, fully-boxed, hydroformed front section
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Tow Hitch
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Tow Hooks
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Power Steering
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4-Wheel Disc Brakes
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ABS
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Capless Fuel Fill
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Exhaust, aluminized stainless-steel muffler and tailpipe
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Stability Control
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Traction Control
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Driver Air Bag
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Front Head Air Bag
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Front Side Air Bag
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Passenger Air Bag
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Passenger Air Bag Sensor
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Rear Head Air Bag
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Requires Subscription
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Telematics
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GMC Connected Access with 10 years of standard connectivity which enables services such as, Vehicle Diagnostics, Dealer Maintenance Notification, GMC Smart Driver, Marketplace and more; EFFECTIVE WITH SALES STARTING 5/1/2018. (Limitations apply. Not transferable. Standard connectivity available to original purchaser for ten years from the vehicle delivery date for model year 2018 or newer GMC vehicles. See onstar.ca for details and further plan limitations. Connected Access does not include emergency or security services. Availability of Connected Access and any of its services are dependent on compatible 4G LTE wireless networks and are also subject to change)
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Back-Up Camera
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Driver Restriction Features
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Tire Pressure Monitor
No matches were found.
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Vehicle NameGMC Sierra 1500
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Body StyleCrew Cab Pickup
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Body CodeE63
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DrivetrainFour-Wheel Drive
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Trans Order CodeMYC
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Trans Type6
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Trans Description Cont.Automatic
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First Gear Ratio (:1)4.03
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Second Gear Ratio (:1)2.36
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Third Gear Ratio (:1)1.53
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Fourth Gear Ratio (:1)1.15
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Fifth Gear Ratio (:1)0.85
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Sixth Gear Ratio (:1)0.67
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Reverse Ratio (:1)3.06
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Transfer Case ModelMagna MP3023/4
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Transfer Case Gear Ratio (:1), High1.00
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Transfer Case Gear Ratio (:1), Low2.69
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Transfer Case Power Take OffN/A
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Passenger Capacity6
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Front Head Room (in)42.8
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Front Leg Room (in)45.27
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Front Shoulder Room (in)66.03
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Front Hip Room (in)60.73
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Second Head Room (in)40.5
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Second Leg Room (in)40.93
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Second Shoulder Room (in)65.73
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Second Hip Room (in)60.27
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Gross Axle Wt Rating - Front (lbs)3950
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Gross Axle Wt Rating - Rear (lbs)3950
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Curb Weight - Front (lbs)2947
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Curb Weight - Rear (lbs)2412
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Gross Vehicle Weight Rating Cap (lbs)7200
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Gross Combined Wt Rating (lbs)15000
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EnerGuide Estimate - City (L/100 km)15.0
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EnerGuide Estimate - Hwy (L/100 km)10.7
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G/km Of CO2 Emissions307
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Dead Weight Hitch - Max Trailer Wt. (lbs)5000
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Dead Weight Hitch - Max Tongue Wt. (lbs)500
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Wt Distributing Hitch - Max Trailer Wt. (lbs)6100
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Wt Distributing Hitch - Max Tongue Wt. (lbs)610
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Fifth Wheel Hitch - Max Trailer Wt. (lbs)6000
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Fifth Wheel Hitch - Max Tongue Wt. (lbs)1500
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Maximum Trailering Capacity (lbs)11700
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Engine TypeGas V8
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Fuel SystemDirect Injection with Active Fuel Management
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Engine Order CodeL83
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Displacement5.3L/325
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SAE Net Horsepower @ RPM355 @ 5600
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SAE Net Torque @ RPM383 @ 4100
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Cold Cranking Amps @ 0° F (Primary)720
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Maximum Alternator Capacity (amps)150
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Total Cooling System Capacity (qts)15.6
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Frame TypeHydroformed
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Suspension Type - FrontIndependent
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Suspension Type - Rear2-Stage Multi-Leaf
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Spring Capacity - Front (lbs)3950
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Spring Capacity - Rear (lbs)3950
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Axle Type - FrontIndependent
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Axle Type - RearSemi-Floating
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Axle Capacity - Front (lbs)3950
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Axle Capacity - Rear (lbs)3950
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Axle Ratio (:1) - Front3.08
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Axle Ratio (:1) - Rear3.08
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Shock Absorber Diameter - Front (mm)46
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Shock Absorber Diameter - Rear (mm)35
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Stabilizer Bar Diameter - Front (in)1.35
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Front Tire Order CodeRKX
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Rear Tire Order CodeRKX
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Spare Tire Order CodeRC4
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Front Tire SizeP265/65R18
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Rear Tire SizeP265/65R18
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Spare Tire SizeP265/70R17
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Front Tire Capacity (lbs)3950
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Rear Tire Capacity (lbs)3950
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Revolutions/Mile @ 45 mph - Front (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Rear (Rev/Mile)N/A
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Revolutions/Mile @ 45 mph - Spare (Rev/Mile)N/A
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Front Wheel Size (in)18 x 8.5
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Rear Wheel Size (in)18 x 8.5
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Spare Wheel Size (in)17
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Front Wheel MaterialAluminum
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Rear Wheel MaterialAluminum
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Spare Wheel MaterialSteel
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Steering TypeVariable Assist Power Rack & Pinion
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Steering Ratio (:1), On Centre16.3
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Steering Ratio (:1), At Lock3.03
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Turning Diameter - Curb to Curb (ft)48.6
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Turning Diameter - Wall to Wall (ft)N/A
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Brake TypePwr
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Brake ABS System4-Wheel
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Disc - FrontYes
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Disc - RearYes
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Front Brake Rotor Diam x Thickness (in)13 x 1.18
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Rear Brake Rotor Diam x Thickness (in)13.6 x 0.79
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Fuel Tank Capacity, Approx (L)98
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Wheelbase (in)153
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Length, Overall w/o rear bumper (in)238.9
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Width, Max w/o mirrors (in)80
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Height, Overall (in)73.8
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Front Bumper to Back of Cab (in)150.4
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Cab to Axle (in)41.47
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Ground to Top of Load Floor (in)34.1
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Ground Clearance, Front (in)8.93
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Ground Clearance, Rear (in)8.93
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Cargo Box Length @ Floor (in)78.87
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Cargo Box Width @ Top, Rear (in)62.2
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Cargo Box Width @ Floor (in)64.6
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Cargo Box Width @ Wheelhousings (in)51.03
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Cargo Box (Area) Height (in)21.1
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Tailgate Width (in)62.2
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Cargo Volume (ft³)61.0
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Ext'd Cab Cargo Volume (ft³)N/A
No matches were found.
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