Top 3 GMC Repair Shops in South Fulton

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

#1

C & C Auto & Diesel Repair

4.8
(150 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in both gasoline and diesel powertrains. They have built a strong reputation for honest diagnostics, quality workmanship, and specializing in the complex repair needs of modern GM trucks, including Duramax and Allison systems. They are a top-tier independent shop for heavy-duty truck owners.

301 E State Line Rd, South Fulton, TN 38257

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Tim's Auto Repair

4.6
(80 reviews)
Verified

A well-established local mechanic known for personalized service and broad technical capabilities. While handling general repairs, Tim's receives consistent praise for its work on American trucks and SUVs, including engine diagnostics, transmission services, and addressing 4WD concerns common to GMC Sierra and Yukon models.

407 Martin Luther King Jr Dr, South Fulton, TN 38257

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
General GMC maintenance

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Matheny Motor Company (GMC Dealership)

4.4
(250 reviews)
Verified

As the authorized GMC dealership in the nearby larger city of Martin, Matheny is the go-to for owners requiring factory-specified service, complex electronics, and warranty work. Their technicians are GM-certified and have direct access to the latest technical service bulletins, specialized tools, and OEM parts, making them ideal for Denali trim features and advanced diagnostics.

508 University St, Martin, TN 38237 (Approx. 10 miles from South Fulton)

Specialties & Features

Denali luxury features and electronics
Factory towing package maintenance
GM-certified engine/transmission service

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in South Fulton

** The GMC repair market in South Fulton, TN, reflects its rural and agricultural surroundings, with a high demand for competent truck and diesel service. The market is characterized by a mix of highly capable independent shops and a larger, certified dealership in a neighboring town. * **Average Quality:** The quality of specialized repair is generally high, particularly for diesel and transmission work, driven by the needs of local farmers, haulers, and truck enthusiasts. The independents like C & C Auto & Diesel are often praised for their lower labor rates and personalized service compared to the dealership. * **Competition Level:** Competition is moderate. There are a limited number of shops with the specific expertise and equipment to handle advanced Duramax or Allison transmission repairs, creating a niche for specialists. General auto repair shops are more common but may not possess the same depth of knowledge for GMC-specific systems. * **Typical Pricing:** Pricing is competitive for the region. Independent shops typically charge $90 - $120/hour for labor, while the dealership service department is in the $130 - $150/hour range. For major jobs like transmission rebuilds or diesel injector replacement, customers should always seek a detailed, written estimate beforehand, as parts costs can be significant. **Conclusion:** GMC owners in South Fulton are well-served by a combination of a local, expert diesel shop (C & C), a reliable general mechanic (Tim's), and a factory-certified dealership nearby (Matheny). The best choice depends on the specific repair need, with complex diesel/transmission issues leaning towards C & C, and warranty/electronics work necessitating a visit to the dealership in Martin.

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 South Fulton regulations and climate