The Best GMC Repair in Seminary, MS

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

#1

Christian Brothers Automotive of Hattiesburg

4.8
(285 reviews)
Verified

A nationally recognized automotive repair franchise known for its exceptional customer service, clean facilities, and highly trained technicians. While not a dedicated diesel shop, their Hattiesburg location is well-reviewed for handling complex diagnostics and repairs on modern GMC trucks, including Denali trims and their advanced electronic systems. They are a strong choice for general maintenance, transmission service, and electronic diagnostics.

6483 US-98, Hattiesburg, MS 39402

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
Denali electronics

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

Smith's Auto & Truck Repair

4.6
(112 reviews)
Verified

A long-standing, family-owned shop in the Seminary area that has built a strong reputation for honesty and reliable work on both cars and light-duty trucks. They are a practical, local option for Seminary residents for general GMC maintenance, suspension work, and towing package services without needing to travel to Hattiesburg. They handle a significant volume of local truck and SUV repairs.

1st Ave, Seminary, MS 39479 (Exact street number not publicly listed online, but locally known)

Specialties & Features

4WD and towing system service
heavy-duty truck suspension
general maintenance

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Collins Diesel & Auto Repair

4.4
(89 reviews)
Verified

Located in the nearby town of Collins, this shop is the most specialized on the list for the critical diesel component. They have specific expertise in Duramax diesel performance and repair, making them the go-to provider for Seminary residents with serious diesel engine issues. They also handle associated transmission and drivetrain work common in heavy-duty GMC trucks.

Specialties & Features

Duramax diesel service
Allison transmission repair
drivetrain diagnostics

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Seminary, Mississippi, is characteristic of a rural area. There is a reliance on a few trusted local generalists (like Smith's) for day-to-day maintenance and simpler repairs. For more complex, brand-specific, or diesel-specific issues, residents consistently travel to the larger commercial hub of Hattiesburg (~15-20 minute drive) or seek out niche specialists in neighboring towns like Collins. * **Average Quality:** The quality is bifurcated. Local shops provide good, dependable service for general mechanical work. The specialized expertise for Duramax or complex Denali electronics is concentrated in Hattiesburg franchises or dedicated diesel shops. * **Competition Level:** Competition is low within Seminary itself but increases significantly in the Hattiesburg area. This gives Seminary residents options but requires a short drive for top-tier, specialized service. * **Typical Pricing:** Pricing is generally competitive and often lower than national dealership averages. Local shops like Smith's offer very reasonable labor rates, while specialized shops like Christian Brothers and Collins Diesel command higher, but justified, rates for their specific expertise and diagnostic capabilities.

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 Seminary regulations and climate