The Best GMC Repair in Folsom, LA

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

#1

J & M Auto & Diesel Service

4.7
(180 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in diesel engine performance and diagnostics. They are the go-to specialists in the Northshore area for complex Duramax and Allison transmission issues, with a strong reputation for honest diagnostics and quality workmanship on both heavy-duty and light-duty trucks.

74145 Hwy 1077, Folsom, LA 70437

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Precision Auto & Diesel of Covington

4.8
(250 reviews)
Verified

While located in the neighboring city of Covington, Precision is a top-tier facility specifically marketing expertise in diesel repair and transmission service. They are equipped with advanced diagnostics tools and have technicians trained to handle the sophisticated electronics and mechanical systems of GMC Denali models and HD trucks.

1300 N Hwy 190, Covington, LA 70433

Specialties & Features

EcoTec engine diagnostics
Diesel engine service
Transmission repair (Allison
10-speed)

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Northshore Transmission & Auto Care

4.6
(150 reviews)
Verified

This Mandeville-based shop has built a stellar reputation for transmission work, particularly with the Allison series, making them a critical resource for GMC owners. They offer comprehensive service beyond transmissions, including 4WD system maintenance, engine repair, and general auto care, with many reviews praising their expertise with GM vehicles.

110 Northshore Blvd, Mandeville, LA 70448

Specialties & Features

Allison transmission repair
4WD and towing system service
General GMC service and diagnostics

Business Information

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

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

** The GMC repair market in Folsom itself is limited, characterized by a small number of general auto repair shops that can handle basic maintenance. For the specialized services required for Duramax diesel, Allison transmissions, and Denali electronics, residents typically rely on the more robust automotive markets in neighboring Covington and Mandeville (the "Northshore" region). The competition level for *specialized* GMC repair is moderate, with a few highly reputable shops dominating the market. These top-tier providers are in high demand, often leading to scheduled appointments rather than immediate walk-in service. Pricing reflects their specialization, with diagnostic fees and labor rates being higher than general mechanics but competitive and justified by their expertise, advanced tooling, and quality of parts. For a GMC owner in Folsom, especially of a Denali, HD truck, or diesel model, the short drive to one of these established specialists is considered a necessary and worthwhile investment for proper vehicle care.

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 Folsom regulations and climate