The Best GMC Repair in Buffalo, SC

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

#1

Gaffney GMC

4.5
(210 reviews)
Verified

As the official GMC dealership for the region, Gaffney GMC is the premier destination for factory-trained service. Their technicians are certified on the latest GMC technologies, from Duramax diesel and Allison transmissions to the complex electronics in Denali models. They have the proprietary diagnostic tools and direct access to GM parts.

1408 W Floyd Baker Blvd, Gaffney, SC 29341

Specialties & Features

Duramax diesel service
Denali luxury features and electronics
Allison transmission repair

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

C & C Automotive and Diesel Repair

4.7
(85 reviews)
Verified

A highly-rated independent shop known for its expertise in both gasoline and diesel engines. They have built a strong reputation for honest diagnostics and quality workmanship on trucks and SUVs. They are a top choice for owners of older or out-of-warranty GMC trucks who want specialized service without the dealership price tag.

1218 W Floyd Baker Blvd, Gaffney, SC 29341

Specialties & Features

EcoTec engine diagnostics
Diesel engine service
Heavy-duty truck suspension

Business Information

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

M&M Transmission & Auto Repair

4.6
(120 reviews)
Verified

While transmission repair is their namesake, this well-established local shop offers comprehensive service for all GMC systems. They receive consistent praise for their work on 4WD transfer cases, differentials, and towing-related components, making them a solid independent option for drivetrain and towing package maintenance.

910 W Floyd Baker Blvd, Gaffney, SC 29341

Specialties & Features

Allison transmission repair
4WD and towing system service
Transmission repair

Business Information

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

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

The GMC repair market servicing Buffalo, SC, is characterized by a reliance on nearby Gaffney, a larger commercial hub. The market is moderately competitive, with the official **Gaffney GMC dealership** holding a dominant position for warranty work, complex electronics, and customers seeking OEM parts and certified technicians. The independent shop scene is robust, with several well-regarded businesses like **C & C Automotive** and **M&M Transmission** competing on price, personalized service, and specific mechanical expertise (especially in diesel and transmission repair). **Average Quality:** The quality of service is generally high, as evidenced by strong online reviews for the top shops. The dealership offers the highest level of technical specificity for new models, while the best independents provide exceptional value and expertise for core mechanical systems. **Competition Level:** Moderate. There are enough providers to offer choice, but not so many that quality is diluted. Reputation is paramount. **Typical Pricing:** Pricing follows a standard tiered structure. The dealership (**Gaffney GMC**) commands premium rates for labor and parts. Independent shops (**C & C Automotive, M&M Transmission**) typically offer labor rates 15-30% lower, providing significant cost savings for non-warranty repairs, particularly on older Duramax engines, Allison transmissions, and suspension work.

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 Buffalo regulations and climate