660 used GMC cars diesel in CO

Trim: Elevation Transmission: 10-Speed Automatic Engine: 3.0L I6 24V DDI DOHC Turbo Diesel Doors: 4 Stock ID: 2GT8932 Exterior Color: Black...

Trim: AT4 Transmission: Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: T6261A Exterior Color: Red Interior Color: Black...

Trim: AT4 Transmission: 10-Speed Automatic Engine: 3.0L I6 24V DDI DOHC Turbo Diesel Doors: 4 Stock ID: X7703 Exterior Color: Blue Interior...

Exterior Color: onyx black, Interior Color: jet black, Body: Pickup Truck, Engine: 8 Cylinder Engine, Fuel: Diesel

...white frost tricoat, Interior Color: alpine umber, Body: Crew Cab Pickup, Engine: Turbocharged Diesel V8 6.6L/, Fuel: D, Cylinders: 8, Doors: 4

Exterior Color: summit white, Interior Color: jet black, Body: Pickup Truck, Engine: Duramax 6.6L V8 Turbodiesel, Fuel: Diesel

Trim: SLE Transmission: Automatic Engine: 2.8L I4 16V DDI DOHC Turbo Diesel Doors: 4 Stock ID: J1185--- Exterior Color: Blue Interior Color...

Trim: SLT Transmission: 10-Speed Automatic Engine: 3.0L I6 24V DDI DOHC Turbo Diesel Doors: 4 Stock ID: P1124 Exterior Color: Gray Interior...

Trim: Denali Transmission: 10-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: P1175 Exterior Color: White Interior...

Trim: Denali Transmission: 6-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: P32622 Exterior Color: Gray Interior...

Trim: SLT Transmission: Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: 244198 Exterior Color: N/A Interior Color: N/A...

Exterior Color: onyx black, Engine: Duramax 6.6L V-8 diesel direct i

Trim: Denali Transmission: 6-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: P238609 Exterior Color: N/A Interior...

Trim: SLT Transmission: 10-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: G2964B Exterior Color: N/A Interior...

Trim: Denali Transmission: 10-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: FPG4925 Exterior Color: N/A Interior...

Exterior Color: white frost tricoat, Interior Color: jet black, Body: Pickup Truck, Engine: Duramax 6.6L V8 Turbodiesel, Fuel: Diesel

Exterior Color: white frost tricoat, Interior Color: jet black, Body: Pickup Truck, Engine: 3.0L I6, Fuel: Diesel

Exterior Color: summit white, Interior Color: jet black, Body: Pickup Truck, Engine: Turbocharged Diesel V8 6.6L/403, Fuel: Diesel

Trim: Elevation Transmission: Automatic Engine: 3.0L I6 24V DDI DOHC Turbo Diesel Doors: 4 Stock ID: P194038 Exterior Color: Black Interior...

Trim: SLT Transmission: 10-Speed Automatic Engine: Diesel I6 3.0L/183 Doors: 4 Stock ID: 15585P Exterior Color: Quicksilver Metallic Interior...

Trim: Denali Transmission: 10-Speed Automatic Engine: Turbocharged Diesel V8 6.6L/ Doors: 4 Stock ID: 15605P Exterior Color: Onyx Black...

Trim: SLE Transmission: 6-Speed Automatic Engine: 1.6L I4 16V DDI DOHC Turbo Diesel Doors: 4 Stock ID: 222689CC Exterior Color: Black Interior...

Trim: Denali Transmission: 6-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: G23932A Exterior Color: White...

...white frost tricoat, Interior Color: alpine umber, Body: Crew Cab Pickup, Engine: Turbocharged Diesel V8 6.6L/, Fuel: D, Cylinders: 8, Doors: 4

Trim: Denali Transmission: 6-Speed Automatic Engine: 6.6L V8 32V DDI OHV Turbo Diesel Doors: 4 Stock ID: U6792 Exterior Color: White Interior...