Dealership

O'Neil Buick GMC

Warminster, PA

About

O’Neil Buick GMC is a premier provider of Buick, GMC and GM Certified Pre-owned automobiles. We are dedicated and committed to the highest standards of quality and integrity of our products and services. O'Neil Buick GMC proudly serves Warminster & the Philadelphia area. The O'Neil family has been in the auto business for over 50 years.

Services

Delivery providedFree car wash (new)Free car wash (used)Free oil change (new)Free oil change (used)Free maintenance (new)

Inventory

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2018 Buick Regal Sportback Preferred — Hatchback — 34,683 mi — Warminster, PA

USED · Hatchback

2018 Buick Regal Sportback

Preferred · FWD · Automatic

34,683 miGas26 mpg Carrageen

$18,232

Warminster, PA

2017 INFINITI QX80 Standard — SUV — 86,109 mi — Warminster, PA

USED · SUV

2017 INFINITI QX80

Standard · 4WD · Automatic

86,109 miGas15 mpg Graphite Shadow

$23,303

Warminster, PA

2023 Buick Encore GX Select — SUV — 9,112 mi — Warminster, PA

USED · SUV

2023 Buick Encore GX

Select · FWD · Automatic

9,112 miGas30 mpg Sapphire Metallic

$23,447

Warminster, PA

2024 Buick Encore GX Preferred — SUV — 763 mi — Warminster, PA

USED · SUV

2024 Buick Encore GX

Preferred · FWD · Automatic

763 miGas30 mpg Cinnabar Metallic

$24,278

Warminster, PA

2019 Cadillac Escalade Luxury — SUV — 70,187 mi — Warminster, PA

USED · SUV

2019 Cadillac Escalade

Luxury · 4WD · Automatic

70,187 miGas17 mpg Black Raven

$35,965

Warminster, PA

2022 GMC Acadia SLT — SUV — 17,420 mi — Warminster, PA

USED · SUV

2022 GMC Acadia

SLT · AWD · Automatic

17,420 miGas24 mpg Light Stone Metallic

$32,479

Warminster, PA

2024 GMC Terrain Denali — SUV — 11,836 mi — Warminster, PA

USED · SUV

2024 GMC Terrain

Denali · AWD · Automatic

11,836 miGas25 mpg Ebony Twilight Metallic

$34,583

Warminster, PA

2018 Cadillac XTS Luxury — Sedan — 24,233 mi — Warminster, PA

USED · Sedan

2018 Cadillac XTS

Luxury · AWD · Automatic

24,233 miGas20 mpg Black Raven

$24,787

Warminster, PA

2019 GMC Terrain SLE — SUV — 77,062 mi — Warminster, PA

USED · SUV

2019 GMC Terrain

SLE · FWD · Automatic

77,062 miGas28 mpg Blue Emerald Metallic

$15,564

Warminster, PA

2018 Chevrolet Suburban LT — SUV — 79,178 mi — Warminster, PA

USED · SUV

2018 Chevrolet Suburban

LT · 4WD · Automatic

79,178 miGas18 mpg Tungsten Metallic

$27,896

Warminster, PA

2021 Jeep Wrangler Willys — SUV — 21,835 mi — Warminster, PA

USED · SUV

2021 Jeep Wrangler

Willys · 4WD · Automatic

21,835 miGas19 mpg Sarge Green Clearcoat

$34,121

Warminster, PA

2021 GMC Sierra 1500 Denali — Pickup Truck — 43,903 mi — Warminster, PA

USED · Pickup Truck

2021 GMC Sierra 1500

Denali · 4WD · Automatic

43,903 miGas19 mpg Onyx Black

$49,924

Warminster, PA