Harbor Buick GMC

Harbor Buick GMC

6100 US Highway 6, Portage, IN 46368

New 888-618-0002
Used 866-412-7510
Service 877-269-4127

Where You Always Get A Better Deal

Warranty on Parts & Labor

12 months / 12,000 miles

Pricing for Common Services

Click services for complete details and then schedule an appointment.

Air Filter Replacement $24.95
Brake Inspection Complimentary
Car Wash $69.00
Fuel Filter Replacement $69.95
Power Steering Service $89.95
Tire Rotation $19.95
Wheel Balance $39.95
Wiper Blade Replacement $15.00

* These are starting prices for basic service. Prices vary by type of car or part/service options offered.

Fast Facts About Service & Repair

  • Technicians with 10+ Years Experience
  • Parts and Accessories
  • Factory-certified Technicians
  • Factory-certified Service Center
  • Body Shop

Features & Amenities

  • Early Drop-Off
  • Complimentary Beverages
  • Customer Lounge
  • Late Pick-Up
  • financing on service repairs
  • Online Service Appointment Scheduling

What Do Their Customers Say?

Read All Service Reviews

Schedule Service

Call 877-269-4127 or

Schedule Service Online You will be directed to the dealer's website.

Hours of Operation

7:30 AM – 6:00 PM
7:30 AM – 6:00 PM
7:30 AM – 6:00 PM
7:30 AM – 6:00 PM
7:30 AM – 6:00 PM
8:00 AM – 12:00 PM

Contact This Dealer

New Cars

888-618-0002, ask for Denise Carpenter
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Used Cars

866-412-7510, ask for Denise Carpenter
Email this dealer Cancel



We are a proud Authorized Pontiac Service and Parts Dealer, and our Michigan City Buick, Chevrolet, GMC service experts can help keep your car running how it should. If you need a tire rotation, brake inspection or oil change in Michigan City, IN, let the certified Buick, Chevrolet, GMC professionals at Harbor Chevrolet Buick GMC provide you with the great auto maintenance you deserve. We will make every effort to get the job done in a timely and efficient manner so you can get your car back on the road as soon as possible.