The Best GMC Repair in Kosciusko, MS

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

#1

Certified Auto & Truck Repair

4.7
(180 reviews)
Verified

A long-standing, family-owned shop known for its deep technical expertise, particularly in diesel engines and complex transmission systems. They are a local go-to for heavy-duty truck owners and have invested in advanced diagnostic tools required for modern GMC vehicles, including Duramax and EcoTec engines.

1450 Veterans Memorial Dr, Kosciusko, MS 39090

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Kosciusko Diesel & Performance

4.5
(95 reviews)
Verified

This provider focuses specifically on diesel performance and repair, making them a prime choice for Duramax owners. While newer than some competitors, they have quickly built a strong reputation for technical competence and customer service. They handle everything from routine maintenance to complex performance upgrades and transmission work.

102 Industrial Park Rd, Kosciusko, MS 39090

Specialties & Features

Duramax diesel service
4WD and towing system service
EcoTec engine diagnostics

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Attala Auto & Truck Center

4.3
(130 reviews)
Verified

A well-established, full-service shop that serves as a reliable alternative to the dealership. They offer a broad range of services but have specific technicians trained in GM electronics and transmission systems. They are a common choice for routine servicing of Denali models, towing package maintenance, and suspension work on Sierra and Yukon models.

801 S Madison St, Kosciusko, MS 39090

Specialties & Features

Transmission repair (Allison
10-speed)
Denali luxury features and electronics
Towing package maintenance

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in Kosciusko is characterized by a handful of established, high-quality independent shops rather than a high volume of specialized competitors. There is no standalone GMC dealership in Kosciusko, which shifts the service burden to these capable independent providers. The competition level is moderate, with these top shops maintaining strong reputations through word-of-mouth and long-term community presence. **Average Quality:** The quality of service for complex GMC systems is generally good to very good among the top-tier shops, though for highly specialized Denali electronic issues or advanced transmission programming, owners may still consider a dealership in a larger nearby city like Jackson. **Typical Pricing:** Labor rates are competitive and typically 20-30% lower than dealership rates in metropolitan areas, ranging from $95-$125 per hour. Parts pricing is market-standard. For major services like an Allison transmission rebuild or Duramax injector replacement, customers can expect significant savings compared to dealership invoices, while still receiving expert-level work. The value proposition of these local specialists is their combination of expertise, personalized service, and cost-effectiveness.

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 Kosciusko regulations and climate