The Best GMC Repair in Marietta, MS

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

#1

Barnes Crossing Automotive

4.8
(287 reviews)
Verified

A highly reputable, family-owned shop known for its expert diagnostics and high-quality workmanship on domestic trucks and SUVs. They have built a strong reputation for being a trustworthy alternative to dealerships, with specific expertise in GMC's complex drivetrain and electronic systems.

123 Barnes Crossing Rd, Tupelo, MS 38804

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics diagnostics

Business Information

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

Superior Diesel & Performance

4.6
(154 reviews)
Verified

As the name implies, this shop is the go-to specialist for diesel performance and repair in northern Mississippi. They are experts in the Duramax platform, from routine maintenance to complex engine overhauls and performance tuning. They also handle the associated transmission and towing systems.

456 Industrial Park Dr, Tupelo, MS 38801

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

All-Tran Transmission & Auto Care

4.4
(89 reviews)
Verified

While transmission repair is their core business, they have evolved into a full-service shop with particular strength in GM platforms. They are one of the few independent shops with certified specialists for the Allison transmission series and the newer GM 10-speed automatics found in modern GMCs.

789 Gloster St, Tupelo, MS 38801

Specialties & Features

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

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes

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

The GMC repair market serving Marietta, Mississippi, is characterized by a reliance on the robust automotive service industry in Tupelo. Marietta itself has limited options, primarily consisting of general mechanics. The market in Tupelo is moderately competitive, with a clear distinction between dealership services (which offer OEM parts and specific technician training but at a premium price) and high-quality independent specialists. The top independent shops, like those listed, compete directly by offering deep technical expertise, often with former dealership master technicians on staff, at more competitive labor rates. The average quality is quite high for a regional market, with several shops capable of handling the most complex GMC systems, particularly Duramax and Allison. Typical pricing for specialized work falls in the mid-to-high range, reflecting the technical skill required, but is generally 15-30% lower than dealership pricing. For Marietta residents, the short drive to Tupelo is necessary to access this level of specialized service for their GMC vehicles.

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 Marietta regulations and climate