The Best GMC Repair in Gilliam, LA

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

#1

Service Chevrolet GMC of Shreveport

4.5
(280 reviews)
Verified

As the primary, factory-authorized GMC dealership for the region, this facility offers the highest level of OEM-specific training, tools, and parts. Their technicians are directly certified by General Motors and have exclusive access to the latest technical service bulletins and software updates, making them the top choice for complex electronics, Denali luxury features, and warranty work.

8400 Youree Dr, Shreveport, LA 71105

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
feature programming

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#2

Diesel Performance of North Louisiana

4.8
(130 reviews)
Verified

A highly specialized independent shop focused exclusively on diesel performance and repair. They are the go-to experts for serious Duramax owners, from routine maintenance to complex performance modifications and heavy-duty towing system enhancements. Their reputation is built on deep technical knowledge and exceptional customer service for diesel-specific issues.

9558 Mansfield Rd, Shreveport, LA 71118

Specialties & Features

Duramax diesel performance
heavy-duty towing systems
advanced diesel diagnostics

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Red River Truck & Auto Repair

4.3
(90 reviews)
Verified

A well-established, full-service independent shop known for its honesty and workmanship on both light-duty and heavy-duty trucks. They offer a strong balance of expertise for both gasoline (EcoTec) and diesel (Duramax) engines, along with robust transmission and 4WD service, making them a reliable local alternative to the dealership.

1120 Gould Dr, Bossier City, LA 71111

Specialties & Features

Allison
10-speed transmission repair
4WD system service
EcoTec
Duramax engine diagnostics

Business Information

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

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

** The GMC repair market serving Gilliam, Louisiana, is characterized by its reliance on service providers in the broader Shreveport-Bossier City metropolitan area. Gilliam itself, being a very small village, does not host specialized GMC repair facilities. The market is moderately competitive, with quality tiers clearly defined. The **average quality** is good, with several competent shops, but true specialization in all requested areas (especially Denali electronics and advanced diesel work) is concentrated among a few top-tier providers. The **competition level** is strong enough to keep pricing competitive but not so saturated that subpar businesses thrive. Customers generally have a choice between the OEM-certified, higher-cost dealership and several reputable, often more affordable, independents with strong diesel or general truck expertise. **Typical pricing** follows a standard structure: dealership labor rates are the highest ($150-$180/hr), reflecting factory training and proprietary tools. Specialized independent diesel shops are similarly priced ($140-$170/hr) for their niche expertise. General truck repair shops offer the most competitive labor rates ($120-$150/hr). Parts markups will also vary accordingly, with the dealership using exclusively OEM parts.

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 Gilliam regulations and climate