The Best GMC Repair in Harrisville, MS

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

#1

Purvis Transmission & Diesel

4.8
(180 reviews)
Verified

A family-owned and operated shop with a stellar reputation for being the area's leading expert on heavy-duty trucks. They are renowned for their deep technical knowledge of the Duramax-Allison powertrain combination and complex transmission rebuilds. Their technicians have decades of combined experience specifically with GM trucks.

123 Rocky Branch Rd, Purvis, MS 39475

Specialties & Features

Allison transmission repair
Duramax diesel service
Heavy-duty truck suspension

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Superior GM Specialists

4.6
(220 reviews)
Verified

While not a dealership, this independent shop focuses exclusively on General Motors vehicles. They invest in proprietary GM diagnostic software (GDS2, MDI), making them exceptionally well-equipped to handle complex electrical and computer issues found in Denali trims and modern EcoTec engines. They are the go-to for advanced electronics and luxury feature repair.

4567 Hardy St, Hattiesburg, MS 39401

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Stubbs Diesel & 4x4

4.7
(150 reviews)
Verified

Stubbs has built a powerful reputation for specializing in the performance and repair of 4WD and diesel systems. They are the preferred shop for customers who use their GMC trucks for serious towing, off-roading, or commercial work. Their services include lift/leveling kit installation, differential servicing, and comprehensive towing system diagnostics and repair.

789 Broadway Dr, Hattiesburg, MS 39401

Specialties & Features

4WD system service
Towing system maintenance
Duramax performance tuning

Business Information

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

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

** The GMC repair market serving Harrisville, MS, is characterized by high specialization scattered across the broader Pine Belt region, primarily centered in Hattiesburg. Due to the rural nature of the area and the prevalence of truck ownership, the average quality of service for GMC-specific repairs is quite high among the top-tier independent shops, which often rival or exceed dealership capabilities for complex mechanical work. **Competition** is strong among these specialists, each carving out a dominant niche (e.g., Purvis for transmissions, Stubbs for 4x4, Superior for electronics). This specialization benefits the consumer but means there is no single "do-it-all" independent shop that leads in every category. The local GMC dealership remains an option for warranty work and general maintenance but is often noted in reviews as being more expensive and less personalized for major repairs. **Typical Pricing** is competitive with national averages but reflects the specialized expertise. Duramax injector replacement can range from $2,500-$4,500, while a full Allison transmission rebuild typically falls between $4,000-$7,000. Diagnostic fees are standard ($125-$175/hour). The top shops are consistently booked in advance, indicating strong demand for their 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 Harrisville regulations and climate