The Best GMC Repair in Uncle Sam, LA

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

#1

Guidry's Car Care & Diesel Service

4.7
(180 reviews)
Verified

A family-owned and operated shop with a stellar reputation for honesty and technical expertise. They are a one-stop shop for both light-duty and heavy-duty GM trucks, with a particularly strong focus on diesel performance and diagnostics. Their technicians are well-versed in the entire GM lineup, from the Sierra 1500 to the heavy-duty 3500 series.

1247 W Airline Hwy, LaPlace, LA 70068 (Approx. 15 miles from Uncle Sam)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

C & C Automotive

4.6
(130 reviews)
Verified

Known for their meticulous diagnostic skills, C & C Automotive has built a loyal customer base by solving complex electrical and mechanical issues that other shops can't. They have extensive experience with GM's EcoTec and Duramax engines, as well as the sophisticated electronics in Denali trim packages.

281 Belle Terre Blvd, LaPlace, LA 70068 (Approx. 15 miles from Uncle Sam)

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Towing package maintenance

Business Information

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

Graham's Automotive & Transmission

4.4
(90 reviews)
Verified

As the name implies, this shop is a transmission specialist, with deep expertise in the Allison transmission series and GM's newer 10-speed automatics. They also provide comprehensive general repair services, making them an excellent choice for drivetrain-specific issues or full-service maintenance on GMC trucks.

728-A W 5th St, LaPlace, LA 70068 (Approx. 15 miles from Uncle Sam)

Specialties & Features

Allison transmission repair
10-speed transmission service
4WD and towing system service

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Uncle Sam

** The GMC repair market serving Uncle Sam, Louisiana, is characterized by a reliance on reputable independent shops in nearby commercial hubs like LaPlace, rather than dealerships or shops within the very small town itself. The market is moderately competitive, with several high-quality, family-owned businesses vying for the trust of local truck owners. The average quality of service is high, as these shops survive and thrive based on long-term reputation in a tight-knit community. Pricing is typically 20-30% lower than a metropolitan-area GM dealership, providing significant value while still offering specialized expertise. Customers in this region prioritize technicians who understand the demands of both daily driving and heavy towing/hauling, which the top providers have clearly demonstrated. For major warranty work, residents may travel to Baton Rouge or New Orleans, but for all other service, the local independent specialists are the preferred choice.

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 Uncle Sam regulations and climate