Dealer

O'connor Buick Gmc

Explore a wide selection of high-quality used and certified pre-owned vehicles at O'connor Buick Gmc – your trusted auto dealership in Augusta, ME.









Dealers
42 cars found
Used 27,711 mi

2023 GMC Yukon Denali

Augusta, ME
Diesel
Automatic
AWD
$68,980
or $1,202/mo
Used 11,983 mi

2025 GMC Sierra 1500 Denali

Augusta, ME
Diesel
Automatic
AWD
$66,980
or $1,167/mo
Used 8,695 mi

2025 GMC Sierra 1500 Denali

Augusta, ME
Gasoline
Automatic
AWD
$68,980
or $1,202/mo
Used 18,298 mi

2024 Buick Encore GX Avenir

Augusta, ME
Gasoline
Automatic
AWD
$33,980
or $592/mo
Used 39,840 mi

2023 Chevrolet Silverado 1500 LTZ

Augusta, ME
Gasoline
Automatic
AWD
$47,980
or $836/mo
Used 38,326 mi

2024 GMC Sierra 1500 AT4

Augusta, ME
Diesel
Automatic
AWD
$56,980
or $993/mo
Used 39,639 mi

2024 GMC Sierra 1500 AT4X

Augusta, ME
Gasoline
Automatic
AWD
$66,980
or $1,167/mo
Used 22,181 mi

2024 GMC Sierra 1500 Denali Denali

Augusta, ME
Gasoline
Automatic
AWD
$58,980
or $1,027/mo
Used 8,886 mi

2025 Buick Encore GX Avenir

Augusta, ME
Gasoline
Automatic
AWD
$35,980
or $627/mo
Used 61,444 mi

2022 GMC Canyon Elevation

Augusta, ME
Gasoline
Automatic
AWD
$33,980
or $592/mo
Used 42,810 mi

2024 GMC Yukon AT4

Augusta, ME
Gasoline
Automatic
AWD
$65,980
or $1,149/mo
Used 27,336 mi

2025 GMC Sierra 1500 Denali

Augusta, ME
Gasoline
Automatic
AWD
$60,980
or $1,062/mo
Used 9,125 mi

2024 GMC Sierra 1500 Elevation

Augusta, ME
Gasoline
Automatic
AWD
$52,980
or $923/mo
Certified 20,381 mi

2022 Buick Encore Preferred

Augusta, ME
Gasoline
Automatic
AWD
$22,980
or $400/mo
Used 14,136 mi

2024 GMC Yukon Denali

Augusta, ME
Gasoline
Automatic
AWD
$77,980
or $1,358/mo
Used 14,986 mi

2023 Chevrolet Silverado 1500 Custom

Augusta, ME
Gasoline
Automatic
AWD
$39,980
or $696/mo