Used GMC Sierra 1500 in Longmont, CO

2.5 million cars to choose from.

Search Used Cars





GMC Sierra 1500
  • 1998 GMC Sierra 1500 in Longmont, CO 80501

    $4,998
    Mileage: 228,999
    Location: Longmont, CO 80501
    Description: Used 1998 GMC Sierra 1500 - $4,998, 228,999 miles Exterior Color: pewter Extended Cab Pickup 5.7L V8 16V MPFI OHV Fuel: GASOLI 2 Doors
  • 2007 GMC Sierra 1500 SLT in Longmont, CO 80501

    $12,998
    Mileage: 142,365
    Location: Longmont, CO 80501
    Description: Used 2007 GMC Sierra 1500 SLT - $12,998, 142,365 miles Exterior Color: white Extended Cab Pickup 5.3L V8 16V MPFI OHV Flexible Fu Fuel: Flexib 4 Doors
  • 2002 GMC Sierra 1500 SLE in Longmont, CO 80501

    $6,999
    Mileage: 231,446
    Location: Longmont, CO 80501
    Description: Used 2002 GMC Sierra 1500 SLE - $6,999, 231,446 miles Exterior Color: pewter Regular Cab Pickup 5.3L V8 16V MPFI OHV Fuel: GASOLI 4 Doors
  • 2006 GMC Sierra 1500 Denali in Longmont, CO 80501

    $11,998
    Mileage: 225,051
    Location: Longmont, CO 80501
    Description: Used 2006 GMC Sierra 1500 Denali - $11,998, 225,051 miles Exterior Color: pewter Crew Cab Pickup 6.0L V8 16V MPFI OHV Fuel: GASOLI 4 Doors
  • 2011 GMC Sierra 1500 SLE in Longmont, CO 80501

    $15,998
    Mileage: 180,174
    Location: Longmont, CO 80501
    Description: Used 2011 GMC Sierra 1500 SLE - $15,998, 180,174 miles Exterior Color: silver Crew Cab Pickup 5.3L V8 16V MPFI OHV Flexible Fu Automatic Transmission Fuel: Flexib 4 Doors
  • 2005 GMC Sierra 1500 SLT in Longmont, CO 80501

    $12,999
    Mileage: 107,263
    Location: Longmont, CO 80501
    Description: Used 2005 GMC Sierra 1500 SLT - $12,999, 107,263 miles Exterior Color: silver Extended Cab Pickup 5.3L V8 16V MPFI OHV Fuel: Gasoli 4 Doors
  • 2015 GMC Sierra 1500 SLT in Longmont, CO 80501

    $37,000
    Mileage: 46,205
    Location: Longmont, CO 80501
    Description: Used 2015 GMC Sierra 1500 SLT - $37,000, 46,205 miles Exterior Color: quicksilver metallic 4 Door Crew Cab Short Bed Truck 6.2L V8 16V GDI OHV Automatic Transmission
  • 2014 GMC Sierra 1500 SLT in Longmont, CO 80501

    $39,466
    Mileage: 27,788
    Location: Longmont, CO 80501
    Description: Used 2014 GMC Sierra 1500 SLT - $39,466, 27,788 miles Exterior Color: onyx black Crew Cab Pickup 6.2L V8 16V GDI OHV Fuel: Gasoli 4 Doors
  • 2015 GMC Sierra 1500 SLE in Longmont, CO 80501

    $26,500
    Mileage: 77,881
    Location: Longmont, CO 80501
    Description: Used 2015 GMC Sierra 1500 SLE - $26,500, 77,881 miles Exterior Color: bronze alloy metallic 4 Door Crew Cab Short Bed Truck 5.3L V8 16V GDI OHV Automatic Transmission
  • 2013 GMC Sierra 1500 Denali in Longmont, CO 80501

    $32,000
    Mileage: 56,859
    Location: Longmont, CO 80501
    Description: Used 2013 GMC Sierra 1500 Denali - $32,000, 56,859 miles Exterior Color: white diamond tri-coat 4 Door Crew Cab Short Bed Truck 6.2L V8 16V MPFI OHV Automatic Transmission
  • 2007 GMC Sierra 1500 Denali in Longmont, CO 80501

    $20,999
    Mileage: 132,819
    Location: Longmont, CO 80501
    Description: Used 2007 GMC Sierra 1500 Denali - $20,999, 132,819 miles Exterior Color: white Crew Cab Pickup 6.2L V8 16V MPFI OHV Fuel: Gasoli 4 Doors
  • 2013 GMC Sierra 1500 SLE in Longmont, CO 80501

    $26,442
    Mileage: 34,160
    Location: Longmont, CO 80501
    Description: Used 2013 GMC Sierra 1500 SLE - $26,442, 34,160 miles Exterior Color: summit white Crew Cab Pickup 5.3L V8 16V MPFI OHV Automatic Transmission Fuel: Gasoli 4 Doors
  • 2014 GMC Sierra 1500 SLT in Longmont, CO 80501

    $37,000
    Mileage: 30,740
    Location: Longmont, CO 80501
    Description: Used 2014 GMC Sierra 1500 SLT - $37,000, 30,740 miles Exterior Color: onyx black 5.30L Automatic Transmission
  • 2011 GMC Sierra 1500 SLE in Longmont, CO 80501

    $25,205
    Mileage: 79,214
    Location: Longmont, CO 80501
    Description: Used 2011 GMC Sierra 1500 SLE - $25,205, 79,214 miles Exterior Color: onyx black Crew Cab Pickup 5.3L V8 16V MPFI OHV Flexible Fu Fuel: Flexib 4 Doors
  • 2005 GMC Sierra 1500 in Longmont, CO 80501

    $8,200
    Mileage: 168,740
    Location: Longmont, CO 80501
    Description: Used 2005 GMC Sierra 1500 - $8,200, 168,740 miles Exterior Color: sand beige metallic 4 Door Crew Cab Short Bed Truck 5.3L V8 16V MPFI OHV Automatic Transmission