The Best GMC Repair in Oscar, LA

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

#1

Dupré's Automotive & Diesel

4.8
(180 reviews)
Verified

A family-owned and operated shop renowned for its expertise in diesel performance and repair. They are the go-to specialists in the area for complex Duramax diagnostics, performance tuning, and Allison transmission rebuilding. They also handle routine maintenance and repairs on all GMC models, including HD trucks and their sophisticated towing systems.

18425 LA-16, Port Vincent, LA 70726 (Approx. 10 miles from Oscar)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Pitre's Auto Service

4.6
(120 reviews)
Verified

A trusted local name with a long history of servicing GM vehicles. While they offer comprehensive general repair, they have specific technicians adept at handling GMC's EcoTec engine families and complex electronic diagnostics, making them a strong choice for Denali models and modern GMC trucks.

16225 Airline Hwy, Prairieville, LA 70769 (Approx. 15 miles from Oscar)

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
General GMC maintenance

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Certified Auto & Diesel Repair

4.4
(90 reviews)
Verified

This shop provides a solid balance of general and specialized service. They are particularly noted for their work on 4WD systems, differentials, and towing package installations and repairs. They are a reliable option for GMC owners who use their trucks for work and recreation, ensuring their 4WD and towing systems are in top condition.

13884 LA-73, Prairieville, LA 70769 (Approx. 12 miles from Oscar)

Specialties & Features

4WD and towing system service
Towing package maintenance
General diesel service

Business Information

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

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

The GMC repair market serving Oscar, LA, is characteristic of a rural area: it is not saturated with large, corporate franchises but is instead dominated by a handful of established, independent shops. The competition level is moderate, with a high emphasis on reputation and long-term customer relationships over marketing. The average quality of service is high, as these businesses survive by being trustworthy and capable of handling the diverse needs of truck owners—from daily drivers to heavy-duty workhorses. Typical pricing is competitive but not cheap; labor rates are generally lower than in major metropolitan areas like Baton Rouge, but expertise in specialized areas like Duramax and Allison systems commands a premium. For highly complex electronic or transmission issues, residents may still need to travel to a Baton Rouge dealership, but for the vast majority of service needs, the local providers offer a superior combination of expertise, personalized service, and value.

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 Oscar regulations and climate