The Best GMC Repair in Geismar, LA

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

#1

C & C Automotive and Diesel

4.8
(180 reviews)
Verified

A highly reputable, family-owned shop known for its expertise in both domestic and diesel vehicles. They have built a strong reputation for honest diagnostics, quality workmanship, and specializing in the complex systems of modern GM trucks, including Duramax diesel and Allison transmissions. They are a top choice for heavy-duty truck owners in Ascension Parish.

40284 LA-621, Prairieville, LA 70769

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Lee's Automotive & Transmission

4.7
(250 reviews)
Verified

A long-standing pillar of the local automotive community, Lee's specializes in transmission repair and general auto service with a significant focus on American-made trucks. Their technicians have deep experience with GM platforms, making them a go-to for complex transmission issues, 4WD system service, and general engine diagnostics.

41640 Churchpoint Rd, Prairieville, LA 70769

Specialties & Features

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

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Meineke Car Care Center of Prairieville

4.6
(150 reviews)
Verified

As part of a national chain with stringent training and parts standards, this Meineke location provides a reliable and accessible option for GMC owners. They are well-equipped to handle routine maintenance, suspension work, and diagnostics for EcoTec engines and towing systems. They offer a good balance of national chain warranties and local service.

38028 Hwy 621, Prairieville, LA 70769

Specialties & Features

EcoTec engine diagnostics
Towing package maintenance
Heavy-duty truck suspension

Business Information

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

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

** The GMC repair market in the Geismar area is robust and highly competitive, largely driven by the region's industrial and towing-heavy lifestyle. The average quality of service is high, as shops must compete for the business of knowledgeable truck owners. Given Geismar's size, the top-tier specialists are concentrated in the directly adjacent communities of **Prairieville and Gonzales**, all of which are within a 10-15 minute drive and unequivocally serve the Geismar population. **Competition** is fierce, with a mix of long-standing local shops (like C & C and Lee's) and national chains (like Meineke, Firestone, and dealerships in Baton Rouge). This competition benefits consumers through competitive pricing and a strong emphasis on customer service. **Typical Pricing** for specialized work (Duramax, transmission) is in line with national averages for skilled labor, with hourly labor rates typically ranging from $120 to $150 per hour. Shops that offer specialized diesel and transmission expertise command a premium, which is reflected in their higher labor rates but is justified by their specific training and equipment. For routine maintenance, pricing is very competitive.

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 Geismar regulations and climate