Top 3 GMC Repair Shops in Harrington

Compare the highest-rated gmc repair mechanics in Harrington, Delaware. All shops are licensed, insured, and verified through our rigorous screening process.

#1

C&C Auto & Truck Repair

4.8
(180 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in both domestic cars and heavy-duty trucks. They have built a stellar reputation for honest diagnostics, quality workmanship, and handling complex repairs on modern GMC vehicles, including Duramax diesel and Allison transmission services. They are a top choice for farmers, contractors, and everyday drivers in the Harrington area.

7144 S Dupont Hwy, Felton, DE 19943 (Approx. 10 miles from Harrington)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Milford Powertrain

4.6
(150 reviews)
Verified

As the name implies, this shop specializes in drivetrain components, making them a prime expert for GMC transmissions, transfer cases, and differentials. They are frequently recommended for complex transmission rebuilds and diagnostics, including the Allison series and newer 10-speed models. Their technicians are well-versed in the electronics integrated with these systems.

1020 N Dupont Blvd, Milford, DE 19963 (Approx. 15 miles from Harrington)

Specialties & Features

Allison
10-speed transmission repair
4WD and towing system service
EcoTec engine diagnostics

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Crouse's Service Center

4.7
(90 reviews)
Verified

A trusted, long-standing local business known for its comprehensive automotive care and strong community ties. While they service all makes and models, they have significant experience with domestic trucks like GMC. They excel in general maintenance, suspension work, and electrical diagnostics, making them a great choice for towing package maintenance, suspension upgrades, and general EcoTec engine service.

100 Dorman St, Harrington, DE 19952

Specialties & Features

Towing package maintenance
Heavy-duty truck suspension
EcoTec engine diagnostics

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Harrington

** The GMC repair market in the Harrington, Delaware area is characterized by a handful of highly skilled, independent shops rather than a high volume of specialized dealers or chain stores. The competitive landscape is moderate, with a strong emphasis on reputation and long-term community trust over marketing. As a primarily agricultural and rural community, the local expertise in heavy-duty truck suspension, diesel service, and towing systems is well-developed and a core strength of the top providers. **Average Quality:** The quality of specialized GMC repair is generally high among the top-tier independents, often rivaling or exceeding the dealer experience in personalized service and value. **Competition Level:** Moderate. Customers have a few excellent options, but the market is not oversaturated, allowing the best shops to maintain strong reputations. **Typical Pricing:** Labor rates are typically more competitive than those at branded dealerships in larger cities like Dover or Wilmington, often ranging from $110-$140 per hour. This provides significant value, especially for major repairs like transmission or diesel engine work, without a sacrifice in expertise for the core specialties listed.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All shops are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Harrington regulations and climate