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4 used Buick cars and SUVs for sale in Longmont, CO

Red 2023 Buick Encore GX Essence AWD for sale in Longmont, COPhotos of 2023 Buick Encore GX Essence AWD for sale in Longmont, CO at Red's Auto & TruckAnother view of 2023 Buick Encore GX Essence AWD for sale in Longmont, CO at Red's Auto & TruckMore photos of 2023 Buick Encore GX Essence AWD at Red's Auto & Truck, COMore photos of 2023 Buick Encore GX Essence AWD at Red's Auto & Truck, CO
Stock # 2026-198

2023 Buick Encore GX

Essence AWD
19,302 miles
was $27,863
$26,963
Est. Payment
$398/mo
Black 2016 Buick Regal Turbo for sale in Longmont, COPhotos of 2016 Buick Regal Turbo for sale in Longmont, CO at Red's Auto & TruckAnother view of 2016 Buick Regal Turbo for sale in Longmont, CO at Red's Auto & TruckMore photos of 2016 Buick Regal Turbo at Red's Auto & Truck, COMore photos of 2016 Buick Regal Turbo at Red's Auto & Truck, CO
Stock # 2026-174

2016 Buick Regal

Turbo
73,604 miles
was $14,999
$14,763
Est. Payment
$218/mo
Gray 2025 Buick Envista Preferred FWD for sale in Longmont, COPhotos of 2025 Buick Envista Preferred FWD for sale in Longmont, CO at Red's Auto & TruckAnother view of 2025 Buick Envista Preferred FWD for sale in Longmont, CO at Red's Auto & TruckMore photos of 2025 Buick Envista Preferred FWD at Red's Auto & Truck, COMore photos of 2025 Buick Envista Preferred FWD at Red's Auto & Truck, CO
Stock # 2026-197

2025 Buick Envista

Preferred FWD
12,019 miles
was $23,999
$22,963
Est. Payment
$339/mo
Yellow 1954 Buick Special for sale in Longmont, COPhotos of 1954 Buick Special for sale in Longmont, CO at Red's Auto & TruckAnother view of 1954 Buick Special for sale in Longmont, CO at Red's Auto & TruckMore photos of 1954 Buick Special at Red's Auto & Truck, COMore photos of 1954 Buick Special at Red's Auto & Truck, CO
Stock # 2025-048

1954 Buick Special

0 miles
was $32,999
$29,863
Est. Payment
$441/mo
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Prices do not include government fees and taxes, any finance charges, any electronic filing charge and any emission testing charge. We update our website inventory frequently, but our inventory changes with recent sales. Mileage may change slightly due to test drives. We are not responsible for any errors or omissions on this page. Please feel free to call us before you visit.