The Best GMC Repair in Madisonville, LA

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

#1

Madisonville Tire & Auto Service

4.8
(240 reviews)
Verified

A long-standing, family-oriented shop known for its honest diagnostics and high-quality work on both domestic and import vehicles. They have built a stellar reputation for handling complex engine and transmission issues on trucks and SUVs, making them a top choice for GMC owners in the area.

201 Pine St, Madisonville, LA 70447

Specialties & Features

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

Business Information

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

Northshore Truck & Auto Repair

4.7
(180 reviews)
Verified

Located just minutes from Madisonville in Covington, this shop is a recognized expert in diesel and heavy-duty truck service. Their technicians have specific training and experience with Duramax engines and the complex electronics of modern GMC Denali models. They are a go-to for serious towing and suspension work.

104 N. Tyler St, Covington, LA 70433

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Denali luxury features and electronics

Business Information

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

Precision Auto Electric & Diagnostics

4.9
(95 reviews)
Verified

While not exclusively a mechanical repair shop, this provider is an essential specialist for modern GMCs. They excel at diagnosing and repairing complex electrical and electronic issues, which are prevalent in Denali trim levels, advanced towing packages, and sensor-related engine problems. They often work in conjunction with mechanical shops to provide comprehensive solutions.

1940 N. Causeway Blvd, Mandeville, LA 70471

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

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

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

** The GMC repair market in and around Madisonville, LA, is characterized by a mix of long-established local shops and specialized newer businesses that cater to the region's significant population of truck and boat owners. The quality of service is generally high, with a strong emphasis on customer service and trust, which is paramount in a smaller community. **Competition Level:** Moderate. While there are several general auto repair shops, true specialists for complex GMC systems—particularly Duramax diesel and advanced electronics—are limited. This creates an opportunity for the top-tier shops listed, which have developed niche expertise. **Typical Pricing:** Pricing is competitive with the greater New Orleans Northshore region. General maintenance (oil changes, brakes) is reasonably priced. Specialized services like Duramax injector replacement, Allison transmission rebuilds, or advanced module programming command a premium, with labor rates typically ranging from **$115 - $150 per hour**. The most successful providers are those that combine technical expertise with a reputation for transparency, effectively serving the needs of both daily drivers and high-end, capability-focused vehicles used for work and recreation in the Lake Pontchartrain area.

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 Madisonville regulations and climate