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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2024 Buick Encore GX Preferred — SUV — 2,954 mi — Warminster, PA

USED · SUV

2024 Buick Encore GX

Preferred · AWD · Automatic

2,954 miGas27 mpg Ocean Blue Metallic

$24,776

Warminster, PA

2015 Hyundai Veloster Base — Hatchback — 29,318 mi — Warminster, PA

USED · Hatchback

2015 Hyundai Veloster

Base · FWD · Automatic

29,318 miGas30 mpg Vitamin C Pearl

$13,992

Warminster, PA

2022 Buick Encore GX Select — SUV — 11,509 mi — Warminster, PA

USED · SUV

2022 Buick Encore GX

Select · FWD · Automatic

11,509 miGas30 mpg Ebony Twilight Metallic

$22,599

Warminster, PA

2021 GMC Sierra 1500 Denali — Pickup Truck — 62,380 mi — Warminster, PA

USED · Pickup Truck

2021 GMC Sierra 1500

Denali · 4WD · Automatic

62,380 miGas19 mpg Pacific Blue Metallic

Contact for price

Warminster, PA

2023 Buick Encore GX Select — SUV — 523 mi — Warminster, PA

USED · SUV

2023 Buick Encore GX

Select · FWD · Automatic

523 miGas30 mpg Sapphire Metallic

$22,368

Warminster, PA

2022 Buick Encore GX Select — SUV — 18,815 mi — Warminster, PA

USED · SUV

2022 Buick Encore GX

Select · FWD · Automatic

18,815 miGas30 mpg Summit White

Contact for price

Warminster, PA

2022 GMC Sierra 3500HD AT4 — Pickup Truck — 22,509 mi — Warminster, PA

USED · Pickup Truck

2022 GMC Sierra 3500HD

AT4 · 4WD · Automatic

22,509 miGas Pacific Blue Metallic

$61,148

Warminster, PA

2022 GMC Sierra 3500HD Denali — Pickup Truck — 28,919 mi — Warminster, PA

USED · Pickup Truck

2022 GMC Sierra 3500HD

Denali · 4WD · Automatic

28,919 miGas Pacific Blue Metallic

$67,851

Warminster, PA

2023 GMC Yukon Denali — SUV — 46,103 mi — Warminster, PA

USED · SUV

2023 GMC Yukon

Denali · 4WD · Automatic

46,103 miGas16 mpg White Frost Tricoat

Contact for price

Warminster, PA

2022 Nissan Pathfinder SL — SUV — 42,438 mi — Warminster, PA

USED · SUV

2022 Nissan Pathfinder

SL · 4WD · Automatic

42,438 miGas23 mpg Gun Metallic/Super Black

$29,288

Warminster, PA

2023 Dodge Durango R/T Plus — SUV — 24,324 mi — Warminster, PA

USED · SUV

2023 Dodge Durango

R/T Plus · AWD · Automatic

24,324 miGas17 mpg Db Black Clearcoat

$40,614

Warminster, PA

2018 GMC Sierra 1500 Denali — Pickup Truck — 91,070 mi — Warminster, PA

USED · Pickup Truck

2018 GMC Sierra 1500

Denali · 4WD · Automatic

91,070 miGas17 mpg Onyx Black

$32,642

Warminster, PA