GMC, BUICK AND USED VEHICLE SALE!

Certified Pre-Owned Vehicles

Miles Above Used

All Chevrolet, Buick and GMC Pre-Owned vehicles must go through a strict evaluation and meet our premium manufacturing standards to earn the Certified title. Vehicles will qualify for the evaluation if they comply with the following requirements:

  • Vehicle must be less than 6 years old
  • Vehicle must be under 75,000 miles
  • Have a clean title
  • Pass our 172-Point vehicle inspection
Certified Pre-Owned Buick Vehicles in Mequon, WI Chevrolet Buick GMC Certified Pre-Owned in Mequon, WI
Certified Pre-Owned Buick Vehicles in Mequon, WI

Discover all the real benefits you don't get with used:

  • 6-Year/100,000-Mile Powertrain limited Warranty 1
  • 12-Month/12,000-Mile Bumper-to-Bumper Limited warranty 2
  • 24/7 Roadside Assistance and Courtesy Transportation 3
  • Vehicle Exchange Program 4
  • Scheduled Maintenance Program 5
  • Up to 3-month SiriusXM Trial Subscription 6
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VIN: KL4MMBS27LB101023
Stock: B3060
Model: 4TR06
46,640 mi
Ext.
Int.

Features

  • Bluetooth®
  • Android Auto
  • Apple CarPlay
  • Aux Input
  • Keyless Entry
  • Wi-Fi Hotspot

More Details

Dealer Comments
Burnished Bronze Metallic 2020 Buick Encore GX Preferred with a Clean CARFAX.

*GM CERTIFIED PRE-OWNED*
*KEYLESS ENTRY AND PUSH BUTTON START*
*BACK UP CAMERA*
*HEATED FRONT SEATS*
*APPLE CARPLAY AND ANDROID AUTO*

CALL SOMMER'S TODAY TO SCHEDULE YOUR TEST DRIVE!

26/30 City/Highway MPG

Certified.
GM Details:

* Vehicle History
* Transferable Warranty
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* Warranty Deductible: $0
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* 172 Point Inspection
* Roadside Assistance
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date


Preferred

FWD CVT ECOTEC 1.2L Turbo


Milwaukee, Waukesha, Brookfield, Wauwatosa, Whitefish Bay, Shorewood, Mequon, Thiensville, Cedarburg, Grafton, Menomonee Falls, Sheboygan.
VIN: 1GT49RE72LF106968
Stock: RN149
Model: TK20743
35,836 mi
Ext.
Int.

Features

  • Bluetooth®
  • Heated Steering Wheel
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Heated Seats

More Details

Dealer Comments
GMC CERTIFIED! **1-OWNER * CLEAN CARFAX** 20-INCH POLISHED ALUMINUM WHEELS! HEATED/COOLED LEATHER SEATS! HEATED STEERING WHEEL! SNOW PLOW PRE/ CAMPER PACKAGE! NAVIGATION! MOONROOF! REMOTE START W/ KEYLESS ENTRY & PUSH BUTTON START! WIRELESS CHARGER! Z71 OFF-ROAD SUSPENSION PACKAGE! TRAILERING PACKAGE! REAR VISION W/ FRONT & REAR PARK ASSIST! 6.6L V8 ENGINE! POWER-ADJUSTABLE DRIVER'S SEAT W/ LUMBAR SUPPORT! XM RADIO & MORE! CALL SOMMER'S TODAY!

Recent Arrival! CARFAX One-Owner.

White Frost Tricoat 2020 GMC Sierra 2500HD Denali
Odometer is 12997 miles below market average!


Clean CARFAX.

Certified.
GM Details:

* Transferable Warranty
* Roadside Assistance
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription
* 172 Point Inspection
* Vehicle History
* Warranty Deductible: $0
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date


Denali

4WD 6-Speed Automatic 6.6L V8

6-Speed Automatic, 4WD, Jet Black Leather.
VIN: KL4CJESB9KB920569
Stock: 240719A
Model: 4JM76
63,423 mi
Ext.
Int.

Features

  • Bluetooth®
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Keyless Entry
  • Wi-Fi Hotspot

More Details

Dealer Comments
*BUICK CERTIFIED PRE-OWNED*
*1 OWNER, CLEAN CARFAX*
*PREFERRED PACKAGE*
*ALL WHEEL DRIVE*
*HEATED FRONT SEATS*
*REMOTE START W/ KEYLESS ENTRY & PUSH BUTTON START*
*APPLE CARPLAY AND ANDROID AUTO*
CALL SOMMER'S TODAY AND ASK FOR ALEX!

Summit White 2019 Buick Encore Preferred

24/29 City/Highway MPG

Certified.
GM Details:

* 172 Point Inspection
* Vehicle History
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* Roadside Assistance
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Transferable Warranty
* Warranty Deductible: $0
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date


Preferred

AWD 6-Speed Automatic Electronic with Overdrive ECOTEC 1.4L I4 SMPI DOHC Turbocharged VVT


Awards:
* JD Power Dependability Study
VIN: 1GKS2HKD0NR236687
Stock: 241040A
Model: TK10906
20,289 mi
Ext.
Int.

Features

  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 3rd Rear Seat
  • 4WD/AWD
  • Android Auto

More Details

Dealer Comments
GMC CERTIFIED! XL AT4 PACKAGE! 12 MONTHS/12K MILES BUMPER-TO-BUMPER COVERAGE* 6-YEAR/100K MILE POWERTRAIN COVERAGE*! SUSPENSION PACKAGE & MAGNETIC RIDE CONTROL! BLIND SPOT DETECTION W/ LANE CHANGE ALERT & REAR CROSS TRAFFIC ALERT! HEATED/COOLED FRONT SEATS! HEATED STEERING WHEEL! REMOTE START START w/ KEYLESS ENTRY & PUSH BUTTON START! HEATED 2ND ROW BUCKET SEATS! 3RD ROW SEATING! TRI-ZONE CLIMATE CONTROL! POWER-ADJUSTABLE DRIVER'S SEAT W/ LUMBAR SUPPORT! TRAILERING EQUIPMENT! APPLE CARPLAY/ANDROID AUTO/XM RADIO & MORE! CALL SOMMER'S TODAY! ASK FOR JOE VELLA

Recent Arrival! CARFAX One-Owner.

Onyx Black 2022 GMC Yukon XL AT4


15/19 City/Highway MPG


Certified.
GM Details:

* Warranty Deductible: $0
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription
* Vehicle History
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* 172 Point Inspection
* Roadside Assistance
* Transferable Warranty


AT4

4WD 10-Speed Automatic with Overdrive EcoTec3 5.3L V8

4WD.
VIN: 3GKALVEVXML303149
Stock: 241238A
Model: TXC26
41,183 mi
Ext.
Int.

Features

  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay

More Details

Dealer Comments
Summit White 2021 GMC Terrain SLT with a One-Owner CARFAX. Odometer is 1884 miles below market average!

*GM CERTIFIED*
*NAVIGATION*
*BOSE AUDIO*
*ANDROID AUTO AND APPLE CARPLAY*
*LANE KEEP ASSIST W/ LANE DEPARTURE WARNING*
*FORWARD COLLISION ALERT*

CALL TODAY TO SCHEDULE A TEST DRIVE AND ASK FOR JOE VELLA!

25/28 City/Highway MPG


Certified.
GM Details:

* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Warranty Deductible: $0
* 172 Point Inspection
* Vehicle History
* Transferable Warranty
* Roadside Assistance
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date


SLT

AWD 9-Speed Automatic 1.5L DOHC

AWD.
VIN: KL4MMESL6NB034962
Stock: 241335A
Model: 4TY06
16,905 mi
Ext.
Int.

Features

  • Bluetooth®
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Aux Input
  • Heated Seats

More Details

Dealer Comments
Recent Arrival! CARFAX One-Owner.

*ONLY 16,000 MILES
*APPLE CARPLAY
*GM CERTIFIED
*ASK FOR ROD!!

Sapphire Metallic 2022 Buick Encore GX Select
26/29 City/Highway MPG

26/29 City/Highway MPG

Clean CARFAX.

Certified.
GM Details:

* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Transferable Warranty
* Warranty Deductible: $0
* Vehicle History
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* Roadside Assistance
* 172 Point Inspection
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).


Select

AWD 9-Speed Automatic ECOTEC 1.3L Turbo


Awards:
* 2022 IIHS Top Safety Pick with specific headlights
VIN: KL4CJASB0MB325251
Stock: B3067
Model: 4JU76
21,107 mi
Ext.
Int.

Features

  • Bluetooth®
  • Android Auto
  • Apple CarPlay
  • Keyless Entry
  • Wi-Fi Hotspot
  • Emergency Brake Assist

More Details

Dealer Comments
Summit White 2021 Buick Encore Preferred
25/30 City/Highway MPG Odometer is 13990 miles below market average!

25/30 City/Highway MPG

Clean CARFAX.

Certified.
GM Details:

* Vehicle History
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* 172 Point Inspection
* Roadside Assistance
* Transferable Warranty
* Warranty Deductible: $0
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date


Preferred

FWD 6-Speed Automatic Electronic with Overdrive ECOTEC 1.4L Turbo


Milwaukee, Waukesha, Brookfield, Wauwatosa, Whitefish Bay, Shorewood, Mequon, Thiensville, Cedarburg, Grafton, Menomonee Falls, Sheboygan.
VIN: KL4MMESL2MB130277
Stock: 241248A
Model: 4TY06
30,277 mi
Ext.
Int.

Features

  • Bluetooth®
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Aux Input
  • Heated Seats

More Details

Dealer Comments
CARFAX One-Owner.

Dark Moon Blue Metallic 2021 Buick Encore GX Select
26/29 City/Highway MPG Odometer is 11935 miles below market average!

26/29 City/Highway MPG

Clean CARFAX.

Certified.
GM Details:

* Transferable Warranty
* Vehicle History
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Warranty Deductible: $0
* 172 Point Inspection
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* Roadside Assistance


Select

AWD 9-Speed Automatic ECOTEC 1.3L Turbo


Awards:
* 2021 IIHS Top Safety Pick with specific headlights

Milwaukee, Waukesha, Brookfield, Wauwatosa, Whitefish Bay, Shorewood, Mequon, Thiensville, Cedarburg, Grafton, Menomonee Falls, Sheboygan.
VIN: LRBFZSR47MD172041
Stock: 231633A
Model: 4ZE26
20,955 mi
Ext.
Int.

Features

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay

More Details

Dealer Comments
Recent Arrival! CARFAX One-Owner.

*PANORAMIC SUNROOF
*ADAPTIVE CRUISE
*ENHANCED AUTO PARK ASSIST
*NAVIGATION
*APPLE CARPLAY
*GM CERTIFIED
ASK FOR ALEX!!

Cinnabar Metallic 2021 Buick Envision Avenir
22/29 City/Highway MPG Odometer is 5937 miles below market average!

22/29 City/Highway MPG

Priced below KBB Fair Purchase Price!

Certified.
GM Details:

* Transferable Warranty
* Warranty Deductible: $0
* Roadside Assistance
* Vehicle History
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* 172 Point Inspection
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date


Avenir

AWD 9-Speed Automatic 2.0L Turbocharged
VIN: KL4MMDSLXPB046061
Stock: B3069
Model: 4TS06
2,327 mi
Ext.
Int.

Features

  • Bluetooth®
  • Android Auto
  • Apple CarPlay
  • Aux Input
  • Heated Seats
  • Keyless Entry

More Details

Dealer Comments
Recent Arrival! CARFAX One-Owner.

*SPORT TOURING PACKAGE
*18 INCH WHEELS
*HANDS FREE LIFTGATE
*1.3L TURBO ENGINE
*GM CERTIFIED
*2,000 MILES!!
*ASK FOR JOE VELLA!!

White Frost Tricoat 2023 Buick Encore GX Select
29/32 City/Highway MPG Odometer is 7772 miles below market average!

29/32 City/Highway MPG

Clean CARFAX.

Certified.
GM Details:

* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* 172 Point Inspection
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. 1 month of OnStar Safety & Security Plan, Navigation Services, Remote Access Plan, and 1 month or 3GB of 4G LTE data (whichever comes first).
* Transferable Warranty
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* Roadside Assistance
* Vehicle History
* Warranty Deductible: $0


Select

FWD CVT ECOTEC 1.3L Turbo
VIN: 1GKS2DKCXLR281276
Stock: 241671A
Model: TK15706
65,623 mi
Ext.
Int.

Features

  • Bluetooth®
  • 3rd Rear Seat
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Heated Seats

More Details

Dealer Comments
CARFAX One-Owner.

*SUNROOF
*20 INCH WHEELS
*2ND ROW BUCKETS
*MAX TRAILER PACKAGE
*NAVIGATION
*APPLE CARPLAY
*GM CERTIFIED
*ASK FOR JOE VELLA!!

Onyx Black 2020 GMC Yukon SLT Standard Edition


15/21 City/Highway MPG

Clean CARFAX.

Certified.
GM Details:

* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Roadside Assistance
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription
* 172 Point Inspection
* Vehicle History
* Transferable Warranty
* Warranty Deductible: $0


SLT Standard Edition

4WD 6-Speed Automatic Electronic with Overdrive EcoTec3 5.3L V8

4WD.


Milwaukee, Waukesha, Brookfield, Wauwatosa, Whitefish Bay, Shorewood, Mequon, Thiensville, Cedarburg, Grafton, Menomonee Falls, Sheboygan.
VIN: 3GTUUGEL1RG215588
Stock: 241533A
Model: TK10543
7,833 mi
Ext.
Int.

Features

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay

More Details

Dealer Comments
Recent Arrival! CARFAX One-Owner.

*RESERVE PACKAGE
*6.2L V8
*ACTIVE EXHAUST
*SUNROOF
*22 INCH WHEELS
*GM CERTIFIED
ASK FOR JOE VELLA!!

Onyx Black 2024 GMC Sierra 1500 Denali


15/19 City/Highway MPG

Clean CARFAX.


Denali

4WD 10-Speed Automatic EcoTec3 6.2L V8

10-Speed Automatic, 4WD, Jet Black Leather.

*All prices plus tax, title, license, and $295 dealer service fee extra. MSRP is the Manufacturer’s Suggested Retail Price of the vehicle and may not represent the actual sales price. Offers, incentives, discounts, or financing are subject to expiration and other restrictions.

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.



Certified Pre-Owned Buick & GMC For Sale Near Milwaukee

Are you looking to get behind the wheel of a certified pre-owned Buick or GMC? If so, visiting Sommer's Buick GMC makes it easier than ever to find a dependable and high-quality used car, truck, or SUV of your liking. 

Whether you're interested in driving home a certified Buick or GMC, our GM dealer near Milwaukee, WI is the place to go! Undergoing a strict evaluation and meeting premium manufacturing standards to earn a certified title, you will become the proud owner of a certified model of your choice.

Be sure to browse through our used car specials, as we may just be offering a generous discount on the vehicle you are looking for. 

Certified Pre-Owned GM Dealer in Mequon

If you have any questions about a vehicle in our certified pre-owned inventory, please contact us online or stop at our Buick GMC dealership in Mequon, WI! Learn more about why you should buy used from Sommer's Buick GMC. We offer various financing options and will work closely with you to buy your next certified pre-owned vehicle.

Disclaimers:

  1. Whichever comes first, from original in-service date. See participating dealer for limited warranty details.
  2. Whichever comes first, in addition to any remaining original factory Bumper-to-Bumper warranty. See participating dealer for limited warranty details.
  3. During your powertrain limited warranty period, 6 years or 100,000 miles from new vehicle delivery, whichever comes first. Roadside assistance provided by Allstate. See dealer for details.
  4. Within 3 days or 150 miles. Whichever comes first. Vehicle exchange only. Limitations apply. See dealer for details.
  5. Maintenance visits must occur within 2 years or 24,000 miles of vehicle delivery, whichever comes first. Does not include air filters. See participating dealer for other restrictions and complete details.
  6. Your SiriusXM service will automatically stop at the end of your trial unless you decide to subscribe. If you decide to continue service, the paid subscription plan you choose will automatically renew and you will be charged the rate in effect at that time and according to your chosen payment method. You may cancel at any time by calling 1-866-635-2349. See SiriusXM Customer Agreement for complete terms at siriusxm.com. Fees and programming subject to change.
  7. Eligible vehicles receive 1 month of Premium Plan coverage, inclusive of the OnStar Safety & Security Plan and the Connected Vehicle Plan. Services are subject to user terms and limitations, and capabilities vary by model. Certain services require working electrical system, cell service and GPS signal. OnStar links to emergency services. When you select a paid monthly plan within 15 days of activation, you'll receive an additional 2 months of the plan you select at no additional charge. The 2-month extension must be redeemed within 15 days of activation date and requires that you enroll in a monthly service plan and associate a payment method on file. After trial expires, OnStar will automatically bill your payment method each month. Plans containing 4G LTE data will be billed every 30 days by AT&T. You may cancel at any time by pushing your blue OnStar button or by calling 1.888.466.7827. Data plans provided by AT&T. Availability subject to change. Mobile app features require automatic locks and factory-installed and enabled remote start system. See onstar.com for details and limitations.