O'neil GMC in Warminster, PA
Dealer Analysis 30 Deals Found
201 Cars for sale now, starting at $8,992
Avg. Price: 32324.5
Typical Price Range: 16577.9–52420.2
Average Savings ($) Below Market Price
Avg. Savings: $3,389
Save up to $14,304 below est. market price
% of Used Cars That Are Deals
Avg. Mileage: 39386.9
Typical Mileage Range: 3646.6–80618.0
% of Listings with Valid Price, Mileage, and Photo
- This Dealer
- Average Dealer
O'neil GMC is given a 3.8 "overall dealer rating" based on our analysis of 661 cars the dealer recently listed for sale. This assesses the dealer's price competitiveness, responsiveness to inquiries, and information transparency (how good the dealers are at providing basic information such as vehicle photos, price and mileage).
Inventory Analysis
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Showing 1-20 of 201 Listings
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$49,594
GREAT DEAL
2025 GMC Sierra 1500 Elevation Standard
- 1,127 Miles
- Listed 11 days ago
- Warminster, PA (0 mi away)
- $10,826 Below market value of $60,420
- iSeeCars Dealer Score
Additional info close
Used 2025 GMC Sierra 1500 Elevation Standard for Sale
1,127 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $49,594 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 6 Seats |
| VIN | 3GTPUJEK0SG337883 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, alloy wheels |
| Mileage | 1,127 mi. |
| Transmission | Automatic |
| Exterior Color | Summit white |
| Interior Color | Black |
| Drivetrain | 4X4 |
$16,940
GREAT DEAL
2016 Subaru Forester 2.5i Premium
- 49,316 Miles
- Listed 5 days ago
- Warminster, PA (0 mi away)
- $2,246 Below market value of $19,186
- iSeeCars Dealer Score
Additional info close
Used 2016 Subaru Forester 2.5i Premium for Sale
49,316 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $16,940 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | JF2SJADC5GH507974 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, internet radio, sunroof |
| Mileage | 49,316 mi. |
| Transmission | CVT |
| Exterior Color | Silver |
| Interior Color | Gray |
| MPG | 27 combined |
| Drivetrain | All-wheel drive |
$12,616
$12,977
GREAT DEAL
2020 Ford EcoSport SE
- 80,639 Miles
- Listed 50 days ago
- Warminster, PA (0 mi away)
- $2,582 Below market value of $15,198
- iSeeCars Dealer Score
Additional info close
Used 2020 Ford EcoSport SE for Sale
80,639 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $12,616 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | MAJ6S3GL6LC356869 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, sunroof, alloy wheels |
| Mileage | 80,639 mi. |
| Transmission | Automatic |
| Exterior Color | Bronze |
| Interior Color | Black |
| MPG | 25 combined |
| Drivetrain | All-wheel drive |
$79,949
$80,787
GREAT DEAL
2024 Ford F-150 Raptor
- 6,799 Miles
- Listed 49 days ago
- Warminster, PA (0 mi away)
- $9,696 Below market value of $89,645
- iSeeCars Dealer Score
Additional info close
Used 2024 Ford F-150 Raptor for Sale
6,799 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $79,949 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 1FTFW1RG0RFB32393 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 6,799 mi. |
| Transmission | Automatic |
| Exterior Color | Gray |
| Interior Color | Black |
| MPG | 16 combined |
| Drivetrain | 4X4 |
$39,370
$40,992
GREAT DEAL
2019 GMC Sierra 1500 AT4
- 50,625 Miles
- Listed 159 days ago
- Warminster, PA (0 mi away)
- $6,117 Below market value of $45,487
- iSeeCars Dealer Score
Additional info close
Used 2019 GMC Sierra 1500 AT4 for Sale
50,625 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $39,370 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 3GTP9EEL3KG307195 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, leather upholstery, alloy wheels |
| Mileage | 50,625 mi. |
| Transmission | Automatic |
| Exterior Color | Blue |
| Interior Color | Black |
| Drivetrain | 4X4 |
$74,895
$77,449
GREAT DEAL
2024 GMC Sierra EV Denali Edition 1
- 1,761 Miles
- Listed 262 days ago
- Warminster, PA (0 mi away)
- $14,304 Below market value of $89,199
- iSeeCars Dealer Score
Additional info close
Used 2024 GMC Sierra EV Denali Edition 1 for Sale
1,761 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $74,895 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Fuel Type | Electric |
| Seats | 5 Seats |
| VIN | 1GT401EL3RU400165 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, sunroof |
| Mileage | 1,761 mi. |
| Transmission | Automatic |
| Exterior Color | Gray |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$36,416
GOOD DEAL
2025 Buick Envision Sport Touring
- 10,539 Miles
- Listed 3 days ago
- Warminster, PA (0 mi away)
- $2,975 Below market value of $39,391
- iSeeCars Dealer Score
Additional info close
Used 2025 Buick Envision Sport Touring for Sale
10,539 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $36,416 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | LRBFZLE43SD034151 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 10,539 mi. |
| Transmission | Automatic |
| Exterior Color | Ebony twilight metallic |
| Interior Color | Black |
| MPG | 24 combined |
| Drivetrain | All-wheel drive |
| Positives | clean history, one owner, certified pre-owned car, new tires, receipts, non-smoker, warranty |
$35,942
GOOD DEAL
2025 Buick Envision Sport Touring
- 18,558 Miles
- Listed 5 days ago
- Warminster, PA (0 mi away)
- $3,152 Below market value of $39,094
- iSeeCars Dealer Score
Additional info close
Used 2025 Buick Envision Sport Touring for Sale
18,558 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $35,942 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | LRBFZLE41SD032852 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 18,558 mi. |
| Transmission | Automatic |
| Exterior Color | Summit white |
| Interior Color | Black |
| MPG | 24 combined |
| Drivetrain | All-wheel drive |
| Positives | clean history, one owner, certified pre-owned car, new tires, receipts, non-smoker, warranty |
$31,977
$32,396
GOOD DEAL
2023 Subaru Outback Touring XT
- 19,169 Miles
- Listed 50 days ago
- Warminster, PA (0 mi away)
- $3,109 Below market value of $35,086
- iSeeCars Dealer Score
Additional info close
Used 2023 Subaru Outback Touring XT for Sale
19,169 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $31,977 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 4S4BTGPD7P3220967 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 19,169 mi. |
| Transmission | CVT |
| Exterior Color | White |
| Interior Color | Black |
| MPG | 25 combined |
| Drivetrain | All-wheel drive |
$35,985
GOOD DEAL
2025 Buick Envision Sport Touring
- 14,532 Miles
- Listed 1 day ago
- Warminster, PA (0 mi away)
- $3,258 Below market value of $39,243
- iSeeCars Dealer Score
Additional info close
Used 2025 Buick Envision Sport Touring for Sale
14,532 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $35,985 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | LRBFZLE40SD033880 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 14,532 mi. |
| Transmission | Automatic |
| Exterior Color | Gray |
| Interior Color | Black |
| MPG | 24 combined |
| Drivetrain | All-wheel drive |
$8,992
$9,987
GOOD DEAL
2009 Toyota Venza AWD V6
- 131,143 Miles
- Listed 46 days ago
- Warminster, PA (0 mi away)
- $844 Below market value of $9,836
- iSeeCars Dealer Score
Additional info close
Used 2009 Toyota Venza AWD V6 for Sale
131,143 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $8,992 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 4T3BK11A19U010903 |
| Location | Warminster, PA - 0 mi. |
| Features | child safety, alloy wheels, satellite radio, power outlet, anti-theft system |
| Mileage | 131,143 mi. |
| Transmission | Automatic |
| Exterior Color | Silver |
| MPG | 21 combined |
| Drivetrain | All-wheel drive |
$37,963
GOOD DEAL
2025 GMC Acadia Elevation
- 10,718 Miles
- Listed 9 days ago
- Warminster, PA (0 mi away)
- $1,716 Below market value of $39,679
- iSeeCars Dealer Score
Additional info close
Used 2025 GMC Acadia Elevation for Sale
10,718 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $37,963 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 8 Seats |
| VIN | 1GKENKRS7SJ148798 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, internet radio |
| Mileage | 10,718 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| MPG | 23 combined |
| Drivetrain | Front-wheel drive |
$39,957
GOOD DEAL
2025 GMC Acadia Elevation
- 13,867 Miles
- Listed 9 days ago
- Warminster, PA (0 mi away)
- $1,345 Below market value of $41,302
- iSeeCars Dealer Score
Additional info close
Used 2025 GMC Acadia Elevation for Sale
13,867 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $39,957 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 8 Seats |
| VIN | 1GKENNRS8SJ152098 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, internet radio |
| Mileage | 13,867 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| MPG | 21 combined |
| Drivetrain | 4X4 |
$26,539
$26,985
GOOD DEAL
2016 Chevrolet Silverado 1500 LTZ
- 80,988 Miles
- Listed 47 days ago
- Warminster, PA (0 mi away)
- $1,031 Below market value of $27,570
- iSeeCars Dealer Score
Additional info close
Used 2016 Chevrolet Silverado 1500 LTZ for Sale
80,988 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $26,539 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 6 Seats |
| VIN | 3GCUKSEC3GG202346 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, leather upholstery, alloy wheels |
| Mileage | 80,988 mi. |
| Transmission | Automatic |
| Exterior Color | Red |
| Interior Color | Brown |
| Drivetrain | 4X4 |
$62,392
$62,992
GOOD DEAL
2023 BMW X7 xDrive40i
- 27,223 Miles
- Listed 110 days ago
- Warminster, PA (0 mi away)
- $4,961 Below market value of $67,353
- iSeeCars Dealer Score
Additional info close
Used 2023 BMW X7 xDrive40i for Sale
27,223 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $62,392 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 7 Seats |
| VIN | 5UX23EM09P9P67227 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, internet radio |
| Mileage | 27,223 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| MPG | 22 combined |
| Drivetrain | All-wheel drive |
$16,898
GOOD DEAL
2019 GMC Terrain SLE
- 83,303 Miles
- Listed 8 days ago
- Warminster, PA (0 mi away)
- $810 Below market value of $17,708
- iSeeCars Dealer Score
Additional info close
Used 2019 GMC Terrain SLE for Sale
83,303 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $16,898 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 3GKALTEV0KL382414 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, internet radio, alloy wheels |
| Mileage | 83,303 mi. |
| Transmission | Automatic |
| Exterior Color | White |
| Interior Color | Gray |
| MPG | 26 combined |
| Drivetrain | 4X4 |
$54,236
$56,282
GOOD DEAL
2022 GMC Sierra 3500HD AT4
- 49,248 Miles
- Listed 159 days ago
- Warminster, PA (0 mi away)
- $5,491 Below market value of $59,727
- iSeeCars Dealer Score
Additional info close
Used 2022 GMC Sierra 3500HD AT4 for Sale
49,248 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $54,236 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 1GT49VE78NF159217 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, leather upholstery, alloy wheels |
| Mileage | 49,248 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Black |
| Drivetrain | 4X4 |
$90,487
$90,992
GOOD DEAL
2023 Ram Ram Pickup 1500 TRX
- 8,849 Miles
- Listed 37 days ago
- Warminster, PA (0 mi away)
- $3,649 Below market value of $94,136
- iSeeCars Dealer Score
Additional info close
Used 2023 Ram Ram Pickup 1500 TRX for Sale
8,849 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $90,487 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 1C6SRFU93PN502094 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, navigation, backup camera, alloy wheels |
| Mileage | 8,849 mi. |
| Transmission | Automatic |
| Exterior Color | White |
| Interior Color | Black |
| MPG | 12 combined |
| Drivetrain | All-wheel drive |
$25,454
$25,862
GOOD DEAL
2023 GMC Terrain SLE
- 12,102 Miles
- Listed 43 days ago
- Warminster, PA (0 mi away)
- $1,190 Below market value of $26,644
- iSeeCars Dealer Score
Additional info close
Used 2023 GMC Terrain SLE for Sale
12,102 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $25,454 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 4-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | 3GKALTEG1PL193148 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, child safety, backup camera, alloy wheels, satellite radio |
| Mileage | 12,102 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Black |
| MPG | 26 combined |
| Drivetrain | All-wheel drive |
$28,951
$30,992
GOOD DEAL
2022 Buick Enclave Essence
- 43,290 Miles
- Listed 106 days ago
- Warminster, PA (0 mi away)
- $859 Below market value of $29,810
- iSeeCars Dealer Score
Additional info close
Used 2022 Buick Enclave Essence for Sale
43,290 Miles
Warminster, PA (0 mi away)
| Category | Used Cars |
| Price | $28,951 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 7 Seats |
| VIN | 5GAEVAKWXNJ177608 |
| Location | Warminster, PA - 0 mi. |
| Features | bluetooth, captain's chair, child safety, backup camera, leather upholstery |
| Mileage | 43,290 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Gray |
| MPG | 20 combined |
| Drivetrain | 4X4 |
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