Top 3 GMC Repair Shops in Claymont

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

#1

Christiana Automotive

4.8
(280 reviews)
Verified

A top-rated, family-owned and operated shop known for its exceptional diagnostic capabilities and honest service. They have a strong reputation for handling complex repairs on domestic trucks and SUVs, including modern diesel engines and sophisticated electronics. Their technicians are highly trained and they invest in ongoing education and tools to service the latest GMC technologies.

420 Philadelphia Pike, Wilmington, DE 19809 (Located just minutes from the Claymont border, serving the community for decades)

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Allison transmission service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

AAMCO Transmissions & Total Car Care of Claymont

4.5
(150 reviews)
Verified

As part of a national franchise with a renowned transmission focus, this location is a premier choice for Allison and 10-speed transmission repair and rebuilds. Their "Total Car Care" model means they are also well-equipped to handle the associated systems, including 4WD, diesel engine check lights related to transmission, and towing system diagnostics.

2701 Philadelphia Pike, Claymont, DE 19703

Specialties & Features

Allison transmission repair
10-speed transmission service
towing package maintenance

Business Information

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

Claymont Auto & Truck Center

4.6
(90 reviews)
Verified

This shop has a strong local presence and explicitly advertises service for both cars and trucks, making them a solid choice for heavy-duty GMC Sierras and Yukon XLs. They are known for robust suspension work, brake service, and engine repair, positioning them well for handling the demands of trucks used for towing and hauling.

2620 Philadelphia Pike, Claymont, DE 19703

Specialties & Features

Heavy-duty truck suspension
Duramax diesel service
4WD system service

Business Information

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

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

** The GMC repair market in Claymont is characterized by a handful of high-quality, independent shops rather than a saturated market of competitors. There is no exclusive GMC or GM-specific dealership in Claymont itself, which shifts demand to these reputable independents. The average quality of the top-tier shops is very high, as evidenced by their consistently excellent reviews and long-term presence in the community. Competition is strong on reputation and technical expertise rather than price, as customers seeking specialized diesel or transmission work prioritize proven skill over cost. Typical pricing is in line with regional averages for the Philadelphia metro area; expect diagnostic fees of $125-$175/hour, with complex diesel or transmission repairs easily ranging from $1,500 to $5,000+. Customers report high satisfaction with the technical knowledge available, especially for complex Duramax and Allison systems, but should be prepared for potential wait times due to the high demand for these specialized services.

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 Claymont regulations and climate