
2021 GMC Sierra 1500
Mileage: 94,701 · Lafayette, LA
$701 Below market
2021 GMC Sierra 1500 SLT Crew Cab 4WD
Lafayette, LA
$34,490
Dealer rating
Request information
Features
Mileage
94,701
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black
MPG
24 MPG
Engine
277 hp 3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2021
- Trim:SLT
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Jet Black
- Mileage:94,701 mi
- Condition:Used
- VIN:3GTU9DET2MG421236
- Stock number:Q3176X
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:24 MPG
- City gas mileage:22 MPG
- Highway gas mileage:26 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:277 hp 3L I6 Diesel
- Horsepower:277 hp
Safety
- NHTSA overall safety rating:
- NHTSA frontal crash rating:
- NHTSA side crash rating:
- NHTSA rollover rating:
- ABS Brakes
- Backup Camera
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
- Alloy Wheels
- Android Auto
- Bluetooth
- CarPlay
- Chrome Wheels
- Convenience Package
- Heated Seats
- Off Road Package
- Premium Package
- Remote Start
- SL Package
- SLT Package
History
Clean title
No issues reported.
1 accident reported
No damage reported.
1 previous owner
Vehicle has one previous owner.
Pricing

Selling slowly
Price decreased
57 days at this dealership
Dealer

Dealer reviews
Dealer's description
CARFAX 1-Owner. EPA 26 MPG Hwy/22 MPG City! SLT trim. Heated Seats, Remote Engine Start, Onboard Communications System, Back-Up Camera, Alloy Wheels, Tow Hitch, TEXAS EDITION SLT PREMIUM PACKAGE, SLT CONVENIENCE PACKAGE.
KEY FEATURES INCLUDE
Back-Up Camera, Onboard Communications System, Trailer Hitch, Chrome Wheels, Remote Engine Start GMC SLT with Onyx Black exterior and Jet Black interior features a Straight 6 Cylinder Engine with 355 HP at 5600 RPM*.
OPTION PACKAGES
includes (PCY) SLT Convenience Package, (NZM) 20 Polished aluminum wheels, (BVT) Chrome assist steps and Texas Edition badging. includes (X31) Off-Road Package, (CGN) spray-on bedliner and (RIA) All-weather floor liners, LPO Includes (NZM) 20 Polished aluminum wheels and (QAE) 275/60R20 all-terrain, blackwall tires. (277 hp [206.6 kW] @ 3750 rpm, 460 lb-ft of torque [623.7 N-m] @ 1500 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.), Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings (Note: (PZ8) Hitch Guidance with hitch view is included with trim. Includes SiriusXM with 360L.) (STD), with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking Most vehicles built on or after 6-7-2021 with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content.), includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (A48) rear sliding power window, (UG1) Universal Home Remote, (MCZ) 2 USB ports with auxiliary input (IP Mounted), (MCR) 2 USB Ports/SD Card/Aux Jack (Inside Console with bucket seats) and (KA6) rear heated seats (KA6) Heated Second Row Outboard Seats are included on Crew Cab models built before 7-26-2021. Certain vehicles built on or after 7-26-2021 will include (RFU) Not Equipped with Heated Second Row Outboard Seats, which removes (KA6) Heated Second Row Outboard Seats. See dealer for details.).
PRICED TO MOVE
Was $35,990. This Sierra 1500 is priced $7,300 below J.D. Power Retail.
SHOP WITH CONFIDENCE
CARFAX 1-Owner
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Pricing analysis performed on 5/11/2026. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.
Additional Information
4-Wheel Disc Brakes,A/C,ABS,Adjustable Steering Wheel,AM/FM Stereo,Apple CarPlay,Auto-Dimming Rearview Mirror,Auxiliary Audio Input,Back-Up Camera,Bluetooth,Bucket Seats,Chrome Wheels,Climate Control,Cruise Control,Daytime Running Lights,Driver Adjustable Lumbar,Driver Air Bag,Fog Lamps,Front Head Air Bag,Front Side Air Bag,Heated Mirrors,Heated Seats,Heated Seats,Heated Steering Wheel,Keyless Entry,Keyless Start,Leather Steering Wheel,Locking/Limited Slip Differential,Mirror Memory,MP3 Player,Multi-Zone A/C,Pass-Through Rear Seat,Passenger Adjustable Lumbar,Passenger Air Bag,Power Door Locks,Power Driver Seat,Power Mirror(s),Power Outlet,Power Passenger Seat,Power Windows,Privacy Glass,Rear Defrost,Rear Head Air Bag,Remote Start,Requires Subscription,Satellite Radio,Seat Memory,Security System,Sliding Rear Window,Smart Device Integration,Split Bench Seat,Stability Control,Steering Wheel Audio Controls,Telematics,Tow Hitch,Tow Hooks,Traction Control,WiFi Hotspot
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