The Best GMC Repair in Mora, LA

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

#1

J & M Diesel & Auto Repair

4.7
(180 reviews)
Verified

A highly regarded, family-owned shop known for its deep expertise in diesel performance and diagnostics. They are the go-to specialists in the region for complex Duramax engine issues, performance tuning, and heavy-duty transmission work. They cater extensively to owners of HD GMC trucks used for farming, logging, and towing.

1627 Tunica Dr W, Marksville, LA 71351

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty towing system maintenance

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

B & J Auto & Diesel

4.5
(95 reviews)
Verified

B & J has built a strong reputation for honest diagnostics and reliable repair work on both gas and diesel vehicles. They are particularly skilled with GM platforms, offering comprehensive service from routine EcoTec engine maintenance to complex 4WD system repairs and suspension work on Sierra and Canyon models.

1831 Church St, Ville Platte, LA 70586

Specialties & Features

EcoTec engine diagnostics
4WD system service
heavy-duty truck suspension

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Marksville Tire & Auto Service

4.3
(150 reviews)
Verified

A well-established, full-service automotive center that provides a strong balance of general maintenance and specialized repair. While they service all makes, they have dedicated technicians with proven expertise in GMC transmissions (including the newer 10-speed models) and electronic system diagnostics, making them a reliable choice for Denali owners as well.

​756 Tunica Dr W, Marksville, LA 71351

Specialties & Features

Allison
10-speed transmission repair
Denali electronics diagnostics
towing package maintenance

Business Information

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

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

** The GMC repair market in the Mora, Louisiana area is characteristic of a rural region. There are no dedicated GMC dealerships within the immediate vicinity, creating a robust and competitive market for high-quality independent repair shops. The average quality of service is high, as these businesses survive on reputation and word-of-mouth within the community. The competition level is moderate, with a few top-tier shops (like those listed) dominating the market for specialized diesel and transmission work. Typical pricing is generally lower than in major metropolitan areas due to lower overhead, but specialized labor for diesel and transmission services commands a premium. Customers in this area are typically knowledgeable and value durability, honesty, and expertise, especially for trucks used in demanding agricultural and industrial applications. For highly complex Denali electronics or advanced diagnostics, owners may still consider a longer drive to a dealership in Alexandria or Lafayette, but the providers listed are fully capable of handling the vast majority of repair needs.

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 Mora regulations and climate