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

Best MPG Diesel Cars for Sale in Unity, ME

26 results
Unity, ME
2022 Chevrolet Tahoe High Country 4WD Charlie's Chevrolet

2022 Chevrolet Tahoe

High Country 4WD

41,300 miles

$61,995

Fair Deal
Certified Pre-Owned
Winthrop, ME
38 mi away
Year:
2022
Make:
Chevrolet
Model:
Tahoe
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Cherry Red Tintcoat
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black/Mocha, Perforated leather seating surfac
Transmission:
Automatic
Mileage:
41,300
Stock number:
C5322A
VIN:
1GNSKTKT9NR250343

Sponsored

2021 Jeep Wrangler Unlimited Sport S 4WD

2021 Jeep Wrangler

Unlimited Sport S 4WD

40,057 miles

$26,200

Good Deal
Saco, ME
91 mi away
Year:
2021
Make:
Jeep
Model:
Wrangler
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
260 hp 3L V6 Diesel
Exterior color:
Hydro Blue Pearl Coat
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
8-Speed Automatic
Mileage:
40,057
Stock number:
DP795
VIN:
1C4HJXDM8MW733616

Sponsored

2023 Chevrolet Silverado 1500 High Country Crew Cab 4WD

2023 Chevrolet Silverado 1500

High Country Crew Cab 4WD

40,384 miles

$50,617

Fair Deal
Certified Pre-Owned
South Portland, ME
81 mi away
Year:
2023
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
40,384
Stock number:
6190B
VIN:
1GCUDJE86PZ180987

Sponsored

2024 GMC Sierra 1500 AT4 Crew Cab 4WD

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

8,399 miles

$58,995

Good Deal
Wiscasset, ME
46 mi away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Dynamic Blue Metallic
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
8,399
Stock number:
W240049A
VIN:
3GTUUEE87RG188266

2021 Jeep Wrangler Unlimited Sport S 4WD

2021 Jeep Wrangler

Unlimited Sport S 4WD

40,057 miles

$26,200

Good Deal
Saco, ME
91 mi away
Year:
2021
Make:
Jeep
Model:
Wrangler
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
260 hp 3L V6 Diesel
Exterior color:
Hydro Blue Pearl Coat
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
8-Speed Automatic
Mileage:
40,057
Stock number:
DP795
VIN:
1C4HJXDM8MW733616

2021 Chevrolet Silverado 1500 RST Crew Cab 4WD

2021 Chevrolet Silverado 1500

RST Crew Cab 4WD

40,280 miles

$37,900

Fair Deal
Richmond, ME
42 mi away
Year:
2021
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
40,280
Stock number:
683
VIN:
1GCUYEETXMZ372683

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

88,684 miles

$36,485

Good Deal
Westbrook, ME
81 mi away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Gray
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
88,684
Stock number:
5GM0833T
VIN:
1GTU9EETXMZ363253

Preparing for a close up...

Photos coming soon

2024 Chevrolet Silverado 1500

LT Trail Boss Crew Cab 4WD

26,001 miles

$49,980

Good Deal
Bangor, ME
29 mi away
Year:
2024
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Radiant Red Tintcoat
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
26,001
Stock number:
C5264
VIN:
3GCUDFE82RG108250

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Denali Crew Cab 4WD

6,481 miles

$61,992

Fair Deal
Westbrook, ME
81 mi away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
White Frost Tricoat
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
6,481
Stock number:
WR75267A
VIN:
3GTUUGE87RG123123

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

23,812 miles

$58,995

Fair Deal
Certified Pre-Owned
Winthrop, ME
38 mi away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Titanium Rush Metallic
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Jet Black with Kalahari accents, Perforated leathe
Transmission:
Automatic
Mileage:
23,812
Stock number:
C5179A
VIN:
1GTUUEE84RZ297090

Preparing for a close up...

Photos coming soon

2021 RAM 1500

Limited Crew Cab 4WD

66,701 miles

$40,995

Fair Deal
Thomaston, ME
37 mi away
Year:
2021
Make:
RAM
Model:
1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
260 hp 3L V6 Biodiesel
Exterior color:
Diamond Black Crystal Pearlcoat
Combined gas mileage:
25 MPG
Fuel type:
Biodiesel
Interior color:
Black
Transmission:
8-Speed Automatic
Mileage:
66,701
Stock number:
35077
VIN:
1C6SRFHM5MN793983

Preparing for a close up...

Photos coming soon

2022 Chevrolet Tahoe

High Country 4WD

41,300 miles

$61,995

Fair Deal
Certified Pre-Owned
Winthrop, ME
38 mi away
Year:
2022
Make:
Chevrolet
Model:
Tahoe
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Cherry Red Tintcoat
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black/Mocha, Perforated leather seating surfac
Transmission:
Automatic
Mileage:
41,300
Stock number:
C5322A
VIN:
1GNSKTKT9NR250343

Preparing for a close up...

Photos coming soon

2021 Chevrolet Silverado 1500

RST Crew Cab 4WD

47,891 miles

$38,402

Fair Deal
Scarborough, ME
86 mi away
Year:
2021
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
47,891
Stock number:
LP2294
VIN:
3GCUYEET4MG323141

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

29,724 miles

$66,595

Fair Deal
Wiscasset, ME
46 mi away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
25 MPG
Fuel type:
Diesel
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
29,724
Stock number:
W240355A
VIN:
1GTUUHE86RZ334156

Preparing for a close up...

Photos coming soon

2021 Chevrolet Tahoe

LS 4WD

78,230 miles

$38,995

Fair Deal
Augusta, ME
31 mi away
Year:
2021
Make:
Chevrolet
Model:
Tahoe
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
78,230
Stock number:
T51193A
VIN:
1GNSKMET1MR457289

Preparing for a close up...

Photos coming soon

2023 Chevrolet Silverado 1500

High Country Crew Cab 4WD

40,384 miles

$50,617

Fair Deal
Certified Pre-Owned
South Portland, ME
81 mi away
Year:
2023
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
40,384
Stock number:
6190B
VIN:
1GCUDJE86PZ180987

Preparing for a close up...

Photos coming soon

2025 Chevrolet Silverado 1500

New car | MSRP $62,165

$57,915

Winthrop, ME
38 mi away
Year:
2025
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Sterling Gray Metallic
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Cloth seat trim
Transmission:
Automatic
Mileage:
5
Stock number:
C5373
VIN:
3GCUKEE87SG382338

Preparing for a close up...

Photos coming soon

2025 Chevrolet Silverado 1500

New car | MSRP $64,870

$60,620

Winthrop, ME
38 mi away
Year:
2025
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Leather-appointed front outboard seatin
Transmission:
Automatic
Mileage:
4
Stock number:
C5354
VIN:
1GCUKEE87SZ313018

Preparing for a close up...

Photos coming soon

2025 Chevrolet Silverado 1500

New car | MSRP $62,910

$58,660

Winthrop, ME
38 mi away
Year:
2025
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Radiant Red Tintcoat
Combined gas mileage:
23 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Cloth seat trim
Transmission:
Automatic
Mileage:
5
Stock number:
C5360
VIN:
3GCUKEE84SG354853

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500

SLT Crew Cab 4WD

75,734 miles

$49,995

Uncertain
Winthrop, ME
38 mi away
Year:
2022
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Titanium Rush Metallic
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black, Perforated leather-appointed front outb
Transmission:
Automatic
Mileage:
75,734
Stock number:
C5362A
VIN:
3GTUUDETXNG556500

Preparing for a close up...

Photos coming soon

2021 RAM 1500

Limited Longhorn Crew Cab 4WD

67,018 miles

$42,995

High Price
Winthrop, ME
38 mi away
Year:
2021
Make:
RAM
Model:
1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
260 hp 3L V6 Biodiesel
Exterior color:
Delmonico Red P
Combined gas mileage:
25 MPG
Fuel type:
Biodiesel
Interior color:
MOUNTAIN BROWN
Transmission:
Automatic
Mileage:
67,018
Stock number:
C5183A
VIN:
1C6SRFKM6MN678642

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

56,332 miles

$49,994

High Price
Auburn, ME
55 mi away
Year:
2022
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Desert Sand Metallic
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
56,332
Stock number:
GT641164
VIN:
1GTUUEETXNZ641164

Preparing for a close up...

Photos coming soon

2022 Chevrolet Silverado 1500

RST Crew Cab 4WD

101,138 miles

$36,980

High Price
Brewer, ME
32 mi away
Year:
2022
Make:
Chevrolet
Model:
Silverado 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior color:
Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
101,138
VIN:
1GCUDEET7NZ503792

Preparing for a close up...

Photos coming soon

2021 RAM 1500

Limited Crew Cab 4WD

66,701 miles

$40,995

Fair Deal
Thomaston, ME
37 mi away
Year:
2021
Make:
RAM
Model:
1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
260 hp 3L V6 Biodiesel
Exterior color:
Diamond Black Crystal Pearlcoat
Combined gas mileage:
25 MPG
Fuel type:
Biodiesel
Interior color:
Black
Transmission:
8-Speed Automatic
Mileage:
66,701
Stock number:
35077
VIN:
1C6SRFHM5MN793983

Sponsored

  • Used Convertibles for Sale Under $30,000 in Unity ME

  • Used Convertibles for Sale Under $40,000 in Unity ME

  • Used Convertibles for Sale Under $50,000 in Unity ME

  • Used Convertibles for Sale Under $60,000 in Unity ME

  • Cars for Sale Under $20,000 in Unity ME

  • Best MPG Trucks for Sale in Unity ME

  • Best MPG Hatchbacks for Sale in Unity ME

  • Best MPG Wagons for Sale in Unity ME

  • Best MPG Coupes for Sale in Unity ME

  • Best MPG Convertibles for Sale in Unity ME

  • Hybrid Sedans for Sale in Unity ME

  • Used Coupes for Sale Under $40,000 in Unity ME

  • Best MPG Diesel Cars for Sale in Augusta ME

  • Best MPG Diesel Cars for Sale in Auburn ME

  • Best MPG Diesel Cars for Sale in Portland ME

  • Best MPG Diesel Cars for Sale in Portsmouth NH

  • Best MPG Diesel Cars for Sale in Manchester NH

  • Best MPG Diesel Cars for Sale in Montpelier VT

  • Best MPG Diesel Cars for Sale in Groton MA

  • Best MPG Diesel Cars for Sale in Boston MA

  • Best MPG Diesel Cars for Sale in Burlington VT

  • All Used Cars

  • Manual Transmission Cars

  • Luxury Cars

  • Cars with Red Interior

  • Cheap Manual Cars

  • Hybrid Cars

  • Sports Cars

  • Electric SUVs

  • Cheap Trucks

  • Small Cars

  • Third Row SUVs

  • Three Quarter Ton Trucks

  • Lifted Trucks

  • Manual Transmission Trucks

  • Diesel Trucks

  • Hybrid SUVs

  • Dually Trucks

  • One Ton Trucks

  • Cheap SUVs

  • Lifted Ford Trucks

  • 4x4 Trucks

  • Work Trucks

  • AWD SUVs

  • Ford Trucks

  • Chevrolet Trucks

  • Toyota Trucks

  • Trucks Under $10,000

  • Cars Under $15,000

  • Sports Cars Under $20,000

  • Trucks Under $20,000

  • Used Sedans for Sale with Low Mileage

  • Used SUVs / Crossovers for Sale with Low Mileage

  • Used Hatchbacks for Sale with Low Mileage

  • Used Convertibles for Sale with Low Mileage

  • Used Vans for Sale with Low Mileage

  • Used Minivans for Sale with Low Mileage

  • Used Pickup Trucks for Sale with Low Mileage

  • Used Coupes for Sale with Low Mileage

  • Used Wagons for Sale with Low Mileage

  • Tucker Chevrolet

  • Wiscasset Ford Inc

  • Norm's Used Cars Inc.

  • Searsport Motor Co Inc

  • LinRic Auto Sales

  • Union Fair Auto

  • Charlie's Chevrolet

  • Farmington Ford

  • ABL AUTOMOTIVE

  • Key Ford of Rockland

  • Paul Blouin Performance

  • K & G Auto Sales

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

© 2025 CarGurus, Inc., All Rights Reserved.