Vaughn Automotive - Buick GMC of Ottumwa

Reduced by $500 since Sep 02, 2026

2021 GMC Sierra 1500 SLT



  • $5,101 Vaughn Savings
    $34,679 Sale Price

  • Retail Market Value: $39,600
  • Vaughn Savings $5,101
  • Today's Market Price: $34,499
    • +$180
  • Net Price: $34,679

Visit our Store

Vehicle Information

VIN: 1GTU9DED9MZ115837
Stock #: 115837
Model Code: TK10543
  • Condition Used
  • Body Style Crew Cab
  • Exterior Color White Frost Tricoat
  • Interior Color Dark Walnut/Slate, Perforated Leather-Appointed Front Outboard Seat Trim
  • Mileage 84,361
  • Fuel Economy
    City/Highway 14/20 MPG
  • Engine Engine: 5.3L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Buy Online with Confidence. We Ship! No hidden fees, transparent no-haggle pricing, No required add-ons, and vehicles market-priced daily at Vaughn Automotive. Ask for your Out-The-Door Price Today!

This 2021 GMC Sierra 1500 SLT delivers capability and refinement in one impressive package. Finished in White Frost Tricoat and powered by an EcoTec3 5.3L V8 engine with 10-speed automatic transmission and 4WD, this truck handles any task with confidence. With an average of 7 miles per year—well below typical usage—this Sierra remains in exceptional condition.

- Power Sunroof
- SLT Premium Plus Package with Preferred Equipment Group 4SA
- X31 Off-Road Package with Off-Road Suspension and Auto-Locking Rear Differential
- Premium GMC Infotainment System with Navigation and Apple CarPlay/Android Auto
- SiriusXM with 360L satellite radio
- Advanced Safety Features: Automatic Emergency Braking, Lane Keep Assist, Rear Cross Traffic Alert, and Ultrasonic Park Assist
- Trailering Package with Integrated Trailer Brake Controller and ProGrade Trailering System
- 20 Polished Aluminum Wheels with 275/60R20 All-Terrain Tires
- Heated and Ventilated Front Seats with 10-Way Power Adjusters and Lumbar Support
- Remote Start, Wireless Charging, and 4G LTE Wi-Fi Hotspot Capable

This vehicle has been meticulously detailed inside and out, received new wiper blades, and completed a recent oil change. The balance of factory warranty and certified warranty backing provide added peace of mind. A complete vehicle inspection report is available upon request.

The Sierra 1500 SLT combines professional-grade capability with premium interior appointments—power-operated windows and door mirrors, dual-zone automatic climate control, memory driver seat, and an overhead console create an environment designed for comfort. Trailering features including hitch guidance with hitch view and in-vehicle trailering app make towing straightforward and safe.

Visit Vaughn Automotive in Ottumwa to experience this impressive truck firsthand. Our family has served customers with integrity since 1934, and we're ready to help you find your next vehicle.

With Vaughn Best Deal Pricing, there is no arguing just a great deal. We make buying a vehicle fast, easy, and fun.

Real Deal

All Features

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 14 MPG
    • Hwy: 20 MPG
    • Combined: 16 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Gasoline Fuel
  • Horse Power
    • Horse Power: 355
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 0
Vehicles You Might Like

2014 Chevrolet Silverado 2500 HD LTZ

VIN: 1GC1KYE80EF192620
Stock: 192620
Model: CK20743
  • Call For Price MSRP


2014 Chevrolet Silverado 1500 LTZ

Special Offer
Price Drop
VIN: 3GCUKSEC2EG128883
Stock: F128883
Model: CK15543
  • $10,999 MSRP


2017 GMC Sierra 1500 Denali

VIN: 3GTU2PEJ5HG484440
Stock: C484440
Model: TK15543
  • $22,999 MSRP


2020 Chevrolet Silverado 1500 LTZ

Price Drop
VIN: 3GCUYGED4LG361861
Stock: 361861
Model: CK10543
  • $28,999 MSRP


May not represent actual vehicle. (Options, colors, trim and body style may vary)

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.