Service Specials

Free Multi-point

Drive in to our dealership today to take advantage of our complimentary multi-point inspection. Our trained technicians will inspect your vehicle and let you know if anything needs attention now or later. These areas include, but are not limited to:

  • Battery performance analysis
  • Tread depth of tires
  • Thickness of brake pads
  • All fluid levels

Our multi-point inspections are thorough and meet our highest service quality standards.

Coupon not valid with any other offer. Must present coupon at time of purchase. Limit one coupon per person. Coupon does not apply to prior purchases. Other Restrictions may apply. Void where prohibited.


Offer expires: 11/30/2017



On the purchase and installation of a Genuine GM Parts engine or transmission. Available on 2011 or older GM vehicles only. Offer ends 12/31/17.


Fully transferable limited warranty for 3 years/100,000 miles on GM Parts engines or automatic transmissions, or 1 year/12,000 miles on GM Parts manual transmissions.

Learn more about engine and transmission repair.

Rebate offer valid on a customer-paid, dealer-installed Genuine GM Parts engine or transmission on eligible 2011 or older GM passenger cars or light-duty trucks. See participating U.S. dealer for details and rebate form, which must be postmarked by 1/31/18. Allow 6 to 8 weeks for delivery of debit card.

◊◊◊Whichever comes first. See dealer for details.

Offer expires: 12/31/2017


Hertrich Buick GMC of Seaford

26953 Sussex Highway
Directions Seaford, DE 19973

  • Sales: (888) 313-4253
  • Service: (888) 650-4726
  • Parts: (888) 558-5530


  • Monday 8:00am - 5:30pm
  • Tuesday 8:00am - 5:30pm
  • Wednesday 8:00am - 5:30pm
  • Thursday 8:00am - 5:30pm
  • Friday 8:00am - 5:30pm
  • Saturday 8:00am - 4:00pm
  • Sunday Closed