The Best GMC Repair in Monticello, MS

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

#1

Monticello Tire & Auto Service

4.5
(120 reviews)
Verified

A trusted, long-standing local full-service shop known for its honest diagnostics and ability to handle a wide range of repairs, from routine maintenance to complex engine and transmission work on domestic trucks and SUVs. They have built a strong reputation for reliability and personal service.

523 E Broad St, Monticello, MS 39654

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
4WD and towing system service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

A-1 Transmission & Auto Care

4.7
(85 reviews)
Verified

While located in the neighboring city of Brookhaven, A-1 is a highly specialized shop frequently sought out by Monticello residents for complex transmission and drivetrain issues. Their expertise with the Allison transmission series makes them a top-tier choice for GMC HD truck owners.

445 Brookway Blvd, Brookhaven, MS 39601

Specialties & Features

Allison transmission repair
4WD diagnostics
heavy-duty truck suspension

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Brookhaven GMC (Cope GMC Brookhaven)

4.3
(250 reviews)
Verified

As the closest authorized GMC dealership, this is the definitive source for factory-trained technicians, genuine GM parts, and specialized diagnostic software. This is the premier choice for warranty work, complex electronics, Denali luxury feature repairs, and factory-recalled service campaigns.

1007 John R Junkin Dr, Brookhaven, MS 39601

Specialties & Features

Denali luxury features and electronics
Duramax diesel service
GMC towing package maintenance

Business Information

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

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

** The GMC repair market in Monticello itself is characterized by a few highly reputable, long-standing independent shops that provide excellent general and mechanical service for the community. For a town of its size, the quality of these local providers is generally high, with a focus on customer relationships and broad mechanical knowledge. However, for highly specialized services—particularly those requiring proprietary GM diagnostic tools and certifications (like Duramax ECM programming or advanced Denali infotainment system repairs)—residents typically drive the 15-20 minutes to Brookhaven. Competition is moderate among local independents, but they do not directly compete with the dealership on technical specialization. Pricing reflects this structure: local shops like Monticello Tire & Auto offer very competitive labor rates for general repair, while the dealership commands a premium for OEM parts and factory-specific expertise. For a GMC owner in Monticello, a practical and common strategy is to use a trusted local shop for maintenance, suspension, and general repairs, and route specialized diesel, transmission, or electronic issues to the dedicated specialists in Brookhaven.

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 Monticello regulations and climate