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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2022 GMC Sierra 1500 Limited AT4 — Pickup Truck — 37,241 mi — Warminster, PA

USED · Pickup Truck

2022 GMC Sierra 1500 Limited

AT4 · 4WD · Automatic

37,241 miGas21 mpg Ebony Twilight Metallic

Contact for price

Warminster, PA

2019 INFINITI QX80 LUXE — SUV — 73,407 mi — Warminster, PA

USED · SUV

2019 INFINITI QX80

LUXE · 4WD · Automatic

73,407 miGas15 mpg Graphite Shadow

Contact for price

Warminster, PA

2016 Chevrolet Equinox LT — SUV — 81,031 mi — Warminster, PA

USED · SUV

2016 Chevrolet Equinox

LT · AWD · Automatic

81,031 miGas23 mpg Silver Ice Metallic

Contact for price

Warminster, PA

2024 Subaru Impreza 2.0i — Hatchback — 1,277 mi — Warminster, PA

USED · Hatchback

2024 Subaru Impreza

2.0i · AWD · Automatic

1,277 miGas30 mpg Ice Silver Metallic

Contact for price

Warminster, PA

2025 GMC Sierra 2500HD Denali Ultimate — Pickup Truck — 5,453 mi — Warminster, PA

USED · Pickup Truck

2025 GMC Sierra 2500HD

Denali Ultimate · 4WD · Automatic

5,453 miDiesel Summit White

$91,948

Warminster, PA

2023 Buick Encore GX Preferred — SUV — 22,058 mi — Warminster, PA

USED · SUV

2023 Buick Encore GX

Preferred · FWD · Automatic

22,058 miGas30 mpg Sapphire Metallic

Contact for price

Warminster, PA

2022 Honda CR-V EX-L — SUV — 29,850 mi — Warminster, PA

USED · SUV

2022 Honda CR-V

EX-L · AWD · Automatic

29,850 miGas29 mpg Sonic Gray Pearl

Contact for price

Warminster, PA

2019 GMC Sierra 1500 Denali — Pickup Truck — 94,862 mi — Warminster, PA

USED · Pickup Truck

2019 GMC Sierra 1500

Denali · 4WD · Automatic

94,862 miGas17 mpg Satin Steel Metallic

Contact for price

Warminster, PA

2025 Buick Envision Preferred — SUV — 642 mi — Warminster, PA

USED · SUV

2025 Buick Envision

Preferred · AWD · Automatic

642 miGas24 mpg Ebony Twilight Metallic

$38,684

Warminster, PA

2020 Kia Sorento LX — SUV — 35,868 mi — Warminster, PA

USED · SUV

2020 Kia Sorento

LX · AWD · Automatic

35,868 miGas23 mpg Sangria

Contact for price

Warminster, PA

2022 Chevrolet Equinox LT — SUV — 21,090 mi — Warminster, PA

USED · SUV

2022 Chevrolet Equinox

LT · FWD · Automatic

21,090 miGas28 mpg Summit White

Contact for price

Warminster, PA

2022 GMC Yukon SLE — SUV — 62,374 mi — Warminster, PA

USED · SUV

2022 GMC Yukon

SLE · 4WD · Automatic

62,374 miGas17 mpg Satin Steel Metallic

Contact for price

Warminster, PA