Diesel Trucks for Sale in Union, IL

2,928 results

Sort by:

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

19,854 miles

$74,224

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior color:: Summit White
Fuel type:: Biodiesel
Interior color:: Jet Black With Kalahari Accents
Transmission:: Automatic
Mileage:: 19,854
Stock #:: 03P803
VIN:: 1GT1UPEY1SF320427

Sponsored by Kunes Auto Group of Mt. Carroll

2015 Ford F-450 Super Duty

63,568 miles

$22,995

Year:: 2015
Make:: Ford
Model:: F-450 Super Duty
Body type:: Pickup Truck
Engine:: 440 hp 6.7L V8 Biodiesel
Exterior color:: White
Fuel type:: Biodiesel
Interior color:: Gray
Transmission:: Automatic
Mileage:: 63,568
Stock #:: 4382
VIN:: 1FDUF4GY2FEA78211

2025 Ford F-250 Super Duty

Platinum Crew Cab 4WD

21,762 miles

$83,900

Year:: 2025
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.7L V8 Biodiesel
Exterior color:: Avalanche
Fuel type:: Biodiesel
Interior color:: Black Onyx/Platinum Blue
Transmission:: Automatic
Mileage:: 21,762
Stock #:: R2550
VIN:: 1FT8W2BT4SEC17299

2025 Chevrolet Silverado 1500

High Country Crew Cab 4WD

8,205 miles

$54,499

Great Deal

$1,021/mo est.

Manufacturer certified

Monticello, WI

66 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:: Black
Transmission:: Automatic
Mileage:: 8,205
Stock #:: 8921A
VIN:: 1GCUKJE87SZ214224

2018 Chevrolet Colorado

Z71 Crew Cab 4WD

109,074 miles

$21,256

Year:: 2018
Make:: Chevrolet
Model:: Colorado
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 181 hp 2.8L I4 Diesel
Exterior color:: Black
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 109,074
Stock #:: 03T1459A
VIN:: 1GCPTDE17J1111963

2018 RAM 3500

Laramie Crew Cab LB DRW 4WD

79,336 miles

$44,980

Year:: 2018
Make:: RAM
Model:: 3500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 350 hp 6.7L I6 Diesel
Exterior color:: True Blue Pearlcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 79,336
Stock #:: 25395A
VIN:: 3C63RRJL5JG353547

2023 GMC Sierra 1500

Elevation Crew Cab 4WD

52,352 miles

$38,797

Great Deal

$739/mo est.

Manufacturer certified

West Bend, WI

85 mi away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 52,352
Stock #:: WPB6195
VIN:: 1GTUUCE85PZ142212

2023 RAM 1500

Laramie Crew Cab 4WD

32,682 miles

$41,998

Year:: 2023
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:: Automatic
Mileage:: 32,682
Stock #:: EP3975
VIN:: 1C6SRFJM6PN556658

2020 Chevrolet Silverado 1500

RST Crew Cab 4WD

80,346 miles

$29,900

Good Deal

$585/mo est.

Manufacturer certified

Orfordville, WI

48 mi away

Year:: 2020
Make:: Chevrolet
Model:: Silverado 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior color:: Shadow Gray Metallic
Combined gas mileage:: 26 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 80,346
Stock #:: MECC1A
VIN:: 1GCUYEET8LZ169337

2022 Chevrolet Silverado 2500HD

High Country Crew Cab 4WD

147,755 miles

$40,607

Year:: 2022
Make:: Chevrolet
Model:: Silverado 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.6L V8 Biodiesel
Exterior color:: Mosaic Black Metallic
Fuel type:: Biodiesel
Interior color:: Jet Black/Umber
Transmission:: Automatic
Mileage:: 147,755
Stock #:: 125174A
VIN:: 2GC4YREY1N1204637

2016 RAM 1500

Big Horn Crew Cab 4WD

161,316 miles

$14,944

Year:: 2016
Make:: RAM
Model:: 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 240 hp 3L V6 Biodiesel
Exterior color:: Delmonico Red Pearlcoat
Combined gas mileage:: 23 MPG
Fuel type:: Biodiesel
Interior color:: Diesel Gray/Black
Transmission:: 8-Speed Automatic
Mileage:: 161,316
Stock #:: 14544A
VIN:: 1C6RR7LM7GS288240

Preparing for a close up...

Photos coming soon

2013 Ford F-250 Super Duty

XLT Crew Cab 4WD

164,464 miles

$15,995

Year:: 2013
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 400 hp 6.7L V8 Biodiesel
Exterior color:: Red
Fuel type:: Biodiesel
Interior color:: Gray
Transmission:: Automatic
Mileage:: 164,464
Stock #:: A35213
VIN:: 1FT7W2BT2DEA35213

Preparing for a close up...

Photos coming soon

2015 RAM 1500

Laramie Crew Cab 4WD

91,300 miles

$19,990

Year:: 2015
Make:: RAM
Model:: 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 240 hp 3L V6 Biodiesel
Exterior color:: White
Combined gas mileage:: 23 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 91,300
Stock #:: 7888
VIN:: 1C6RR7NMXFS690331

Preparing for a close up...

Photos coming soon

2019 Nissan Titan

XD SL Crew Cab 4WD

38,353 miles

$33,888

Year:: 2019
Make:: Nissan
Model:: Titan
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 5L V8 Diesel
Exterior color:: Gray (Magnetic Black)
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 38,353
Stock #:: 8140B
VIN:: 1N6BA1F43KN531153

Preparing for a close up...

Photos coming soon

2022 Jeep Gladiator

Sport Crew Cab 4WD

32,229 miles

$32,731

Year:: 2022
Make:: Jeep
Model:: Gladiator
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 260 hp 3L V6 Diesel
Exterior color:: Black Clearcoat
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 32,229
Stock #:: 707039A
VIN:: 1C6JJTAM7NL161799

Preparing for a close up...

Photos coming soon

2014 Ford F-350 Super Duty

Lariat Crew Cab 4WD

170,626 miles

$26,672

Year:: 2014
Make:: Ford
Model:: F-350 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 400 hp 6.7L V8 Biodiesel
Exterior color:: White
Fuel type:: Biodiesel
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 170,626
Stock #:: 06X1358A
VIN:: 1FT8W3BT8EEA89594

Preparing for a close up...

Photos coming soon

2021 RAM 1500

Laramie Crew Cab 4WD

76,477 miles

$31,640

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:: Bright White Clearcoat
Combined gas mileage:: 25 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 76,477
Stock #:: CYT119B
VIN:: 1C6SRFJM0MN740392

Preparing for a close up...

Photos coming soon

2016 RAM 2500

SLT Crew Cab 4WD

189,849 miles

$25,990

Year:: 2016
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 350 hp 6.7L I6 Diesel
Exterior color:: Bright White Clearcoat
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 189,849
Stock #:: GG308770A
VIN:: 3C6UR5DL1GG308770

Preparing for a close up...

Photos coming soon

2013 Ford F-250 Super Duty

Lariat Crew Cab 4WD

183,667 miles

$22,988

Year:: 2013
Make:: Ford
Model:: F-250 Super Duty
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 400 hp 6.7L V8 Biodiesel
Exterior color:: Black
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 183,667
Stock #:: F24083B
VIN:: 1FT7W2BT5DEA36369

Preparing for a close up...

Photos coming soon

2019 RAM 3500

Tradesman Crew Cab LB DRW RWD

164,127 miles

$27,477

Year:: 2019
Make:: RAM
Model:: 3500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Bright White Clearcoat
Fuel type:: Diesel
Interior color:: Diesel Gray/Black
Transmission:: 6-Speed Automatic
Mileage:: 164,127
Stock #:: A10763A
VIN:: 3C63RPGL7KG687527

Preparing for a close up...

Photos coming soon

2016 GMC Sierra 2500HD

Denali Crew Cab SB 4WD

47,587 miles

$46,975

Fair Deal

$919/mo est.

Arlington Heights, IL

28 mi away

Year:: 2016
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 397 hp 6.6L V8 Diesel
Exterior color:: Gray (Iridium Metallic)
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 47,587
Stock #:: B26214A
VIN:: 1GT12UE83GF221880

2022 RAM 1500

Limited Crew Cab 4WD

81,481 miles

$34,971

Year:: 2022
Make:: RAM
Model:: 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 260 hp 3L V6 Biodiesel
Exterior color:: Billet Silver Metallic Clearcoat
Combined gas mileage:: 25 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 81,481
Stock #:: LX15481
VIN:: 1C6SRFHM7NN229432

Preparing for a close up...

Photos coming soon

2021 RAM 1500

Laramie Crew Cab 4WD

61,392 miles

$33,477

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:: Ivory White Tri-Coat Pearlcoat
Combined gas mileage:: 25 MPG
Fuel type:: Biodiesel
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 61,392
Stock #:: R5550A
VIN:: 1C6SRFJM9MN686395

Preparing for a close up...

Photos coming soon

2022 RAM 2500

Laramie Crew Cab 4WD

53,184 miles

$53,986

Year:: 2022
Make:: RAM
Model:: 2500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 370 hp 6.7L I6 Diesel
Exterior color:: Silver
Fuel type:: Diesel
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 53,184
Stock #:: 260163A
VIN:: 3C6UR5FL9NG160040

A better way to discover your best deal

Let us help you find a car you’ll love.

Diesel Trucks for Sale in Union, IL

2025 GMC Sierra 2500HD

$74,224

2015 Ford F-450 Super Duty

$22,995

2025 Ford F-250 Super Duty

$83,900

2025 Chevrolet Silverado 1500

$54,499

2018 Chevrolet Colorado

$21,256

2018 RAM 3500

$44,980

2023 GMC Sierra 1500

$38,797

2023 RAM 1500

$41,998

2020 Chevrolet Silverado 1500

$29,900

2022 Chevrolet Silverado 2500HD

$40,607

2016 RAM 1500

$14,944

2013 Ford F-250 Super Duty

$15,995

2015 RAM 1500

$19,990

2019 Nissan Titan

$33,888

2022 Jeep Gladiator

$32,731

2014 Ford F-350 Super Duty

$26,672

2021 RAM 1500

$31,640

2016 RAM 2500

$25,990

2013 Ford F-250 Super Duty

$22,988

2019 RAM 3500

$27,477

2016 GMC Sierra 2500HD

$46,975

2022 RAM 1500

$34,971

2021 RAM 1500

$33,477

2022 RAM 2500

$53,986

Broader Searches

Shop By City

Popular Searches

Used car dealers near Union

A better way to discover your best deal