CarGurus Logo Homepage Link
  • Buy
    • Used cars
    • New cars
    • Certified pre-owned
    • Start your purchase online
    • Dealerships near me
  • Sell
    • Sell my car
    • Car values
    • Sell my car FAQs
  • Finance
    • Prequalify for financing
    • How does it work?
    • Financing FAQs
  • Research
    • Test drive reviews
    • Price trends
    • Tips & advice
    • Electric cars
    • Compare cars
  • Discover
    The latest way to shop:
    smarter research, better
    listings.
  • Saved cars & searches
  • Sign in / Register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
    • Financing dashboard
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used Gray GMC for Sale in Waterloo, IA

633 results
Waterloo, IA
2020 GMC Sierra 1500 AT4 Crew Cab 4WD DeYarman CDJR Ames

2020 GMC Sierra 1500

AT4 Crew Cab 4WD

129,047 miles

$31,975

Fair Deal
Ames, IA
72 mi away
Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Gray (Satin Steel Metallic)
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
129,047
Stock number:
R5751A
VIN:
1GTP9EELXLZ250303

Sponsored

2024 GMC Terrain SLT AWD

2024 GMC Terrain

SLT AWD

16,635 miles

$29,273

Fair Deal
Lancaster, WI
86 mi away
Year:
2024
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
175 hp 1.5L I4
Exterior color:
Gray
Combined gas mileage:
25 MPG
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
16,635
Stock number:
19430
VIN:
3GKALVEGXRL385635

Sponsored

2012 GMC Acadia SLT-1 AWD

2012 GMC Acadia

SLT-1 AWD

95,107 miles

$10,997

Fair Deal
Cedar Rapids, IA
49 mi away
Year:
2012
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
288 hp 3.6L V6
Exterior color:
Gray (Steel Blue Metallic)
Fuel type:
Gasoline
Interior color:
Light Titanium
Transmission:
6-Speed Automatic Overdrive
Mileage:
95,107
Stock number:
24410A
VIN:
1GKKVRED0CJ292990

Sponsored

2021 GMC Sierra 1500 Elevation Crew Cab 4WD

2021 GMC Sierra 1500

Elevation Crew Cab 4WD

99,452 miles

$29,779

Good Deal
Cuba City, WI
91 mi away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Gray (Satin Steel)
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
99,452
Stock number:
26-33-A
VIN:
3GTU9CED9MG179256

2023 GMC Sierra 1500 Elevation Standard Double Cab 4WD

2023 GMC Sierra 1500

Elevation Standard Double Cab 4WD

46,205 miles

$35,197

Good Deal
Store transfer to Urbandale, IA
150 mi away • Price includes $199 shipping Price includes $199 shipping
Year:
2023
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior color:
Gray
Combined gas mileage:
19 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
46,205
Stock number:
28126751
VIN:
1GTRUJEK1PZ256049

2019 GMC Terrain SLE AWD

2019 GMC Terrain

SLE AWD

74,008 miles

$15,943

Good Deal
Indianola, IA
99 mi away
Year:
2019
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
1.5L I4
Exterior color:
Gray
Combined gas mileage:
26 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
74,008
Stock number:
CG76731
VIN:
3GKALTEV9KL355115

Preparing for a close up...

Photos coming soon

2012 GMC Yukon

Denali AWD

112,950 miles

$12,995

Good Deal
Des Moines, IA
87 mi away
Year:
2012
Make:
GMC
Model:
Yukon
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
403 hp 6.2L V8 Flex Fuel Vehicle
Exterior color:
Gray (Mocha Steel Metallic)
Combined gas mileage:
15 MPG
Fuel type:
Flex Fuel Vehicle
Interior color:
Cocoa/Light Cashmere
Transmission:
Automatic
Mileage:
112,950
Stock number:
N07159L
VIN:
1GKS2EEF1CR307159

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

Denali Crew Cab 4WD

115,924 miles

$30,378

Great Deal
Dubuque, IA
83 mi away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Gray (Dark Sky Metallic)
Combined gas mileage:
18 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
115,924
Stock number:
Q52129A
VIN:
1GTU9FEDXMZ348427

Preparing for a close up...

Photos coming soon

2020 GMC Terrain

SLE FWD

150,390 miles

$8,990

Great Deal
Muscatine, IA
98 mi away
Year:
2020
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Front-Wheel Drive
Engine:
1.5L I4
Exterior color:
Gray
Combined gas mileage:
28 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
150,390
Stock number:
LL197744
VIN:
3GKALMEV6LL197744

Preparing for a close up...

Photos coming soon

2016 GMC Sierra 1500

SLT Crew Cab 4WD

72,759 miles

$27,295

Fair Deal
Ankeny, IA
82 mi away
Year:
2016
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Gray (Iridium Metallic)
Fuel type:
Gasoline
Interior color:
Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
72,759
Stock number:
TG216163H
VIN:
3GTU2NEC7GG120010

Preparing for a close up...

Photos coming soon

2015 GMC Sierra 1500

SLT Crew Cab 4WD

69,675 miles

$27,592

Fair Deal
Dubuque, IA
83 mi away
Year:
2015
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Gray (Iridium Metallic)
Combined gas mileage:
19 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
6-Speed Automatic Overdrive
Mileage:
69,675
Stock number:
Q52230A
VIN:
3GTU2VEC3FG207935

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

58,165 miles

$38,668

Good Deal
Certified Pre-Owned
Dubuque, IA
81 mi away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Gray (Satin Steel Metallic)
Combined gas mileage:
16 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
58,165
Stock number:
26T316A
VIN:
3GTP9EEL0MG454240

Preparing for a close up...

Photos coming soon

2012 GMC Terrain

SLT1 AWD

129,819 miles

$7,240

Fair Deal
Dubuque, IA
81 mi away
Year:
2012
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
182 hp 2.4L I4 Flex Fuel Vehicle
Exterior color:
Gray (Mocha Steel Metallic)
Combined gas mileage:
24 MPG
Fuel type:
Flex Fuel Vehicle
Interior color:
Brownstone
Transmission:
6-Speed Automatic
Mileage:
129,819
Stock number:
26T237AA
VIN:
2GKFLVEK6C6373441

Preparing for a close up...

Photos coming soon

2017 GMC Acadia

Denali AWD

154,964 miles

$10,998

Great Deal
Waukee, IA
100 mi away
Year:
2017
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 3.6L V6
Exterior color:
Gray (Iridium Metallic)
Combined gas mileage:
21 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
6-Speed Automatic
Mileage:
154,964
Stock number:
7106A
VIN:
1GKKNXLS9HZ238179

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

Denali Crew Cab RWD

63,765 miles

$37,997

Fair Deal
Store transfer to Urbandale, IA
976 mi away • Price includes $999 shipping Price includes $999 shipping
Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
4X2
Engine:
277 hp 3L I6 Diesel
Exterior color:
Gray
Combined gas mileage:
26 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
63,765
Stock number:
27598466
VIN:
1GTP8FET2LZ214677

Preparing for a close up...

Photos coming soon

2020 GMC Acadia

SLT AWD

50,378 miles

$25,830

Fair Deal
Dubuque, IA
81 mi away
Year:
2020
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 3.6L V6
Exterior color:
Gray (Dark Sky Metallic)
Combined gas mileage:
21 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
9-Speed Automatic
Mileage:
50,378
Stock number:
26B156A
VIN:
1GKKNULS3LZ213723

Preparing for a close up...

Photos coming soon

2014 GMC Sierra 2500HD

SLE Crew Cab SB 4WD

201,998 miles

$13,950

Fair Deal
Urbandale, IA
91 mi away
Year:
2014
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
360 hp 6L V8 Flex Fuel Vehicle
Exterior color:
Gray Metallic
Fuel type:
Flex Fuel Vehicle
Interior color:
Dark Titanium/Light Titanium
Transmission:
6-Speed Automatic
Mileage:
201,998
Stock number:
5331
VIN:
1GT120CGXEF115331

Preparing for a close up...

Photos coming soon

2016 GMC Canyon

SLT Crew Cab 4WD

127,601 miles

$17,995

Fair Deal
Des Moines, IA
87 mi away
Year:
2016
Make:
GMC
Model:
Canyon
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
305 hp 3.6L V6
Exterior color:
Cyber Gray Metallic
Combined gas mileage:
20 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
127,601
Stock number:
N36339L
VIN:
1GTG6DE32G1336339

Preparing for a close up...

Photos coming soon

2015 GMC Terrain

Denali AWD

64,224 miles

$16,495

Fair Deal
Muscatine, IA
99 mi away
Year:
2015
Make:
GMC
Model:
Terrain
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
301 hp 3.6L V6
Exterior color:
Gray
Combined gas mileage:
19 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
6-Speed Automatic
Mileage:
64,224
Stock number:
307985
VIN:
2GKFLZE37F6307985

Preparing for a close up...

Photos coming soon

2025 GMC Acadia

Elevation FWD

15,422 miles

$34,473

Fair Deal
Lancaster, WI
86 mi away
Year:
2025
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Front-Wheel Drive
Engine:
328 hp 2.5L I4
Exterior color:
Gray
Combined gas mileage:
23 MPG
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
15,422
Stock number:
19365
VIN:
1GKENKRS6SJ207906

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC
  4. / Iowa
  5. / Waterloo
  • Shop all gray cars in Waterloo IA

  • Used White GMC for Sale in Waterloo

  • Used Blue GMC for Sale in Waterloo

  • Used Red GMC for Sale in Waterloo

  • Used Black GMC for Sale in Waterloo

  • Used Silver GMC for Sale in Waterloo

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of use
  • Privacy policy
  • Interest-based ads
  • Security
  • Help
  • Help center
  • Contact us
Click for the BBB Business Review of this Auto Listing Service in Cambridge MA
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

© 2026 CarGurus, Inc., All Rights Reserved.