Top 3 GMC Repair Shops in Lennox

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

#1

T & R Auto

4.7
(95 reviews)
Verified

A long-standing, family-owned full-service auto repair shop in the heart of Lennox. While not exclusively a GMC specialist, they are the most reputable and well-established local option with proven experience in domestic trucks, including GM products. They are known for honest diagnostics, personalized service, and handling a wide range of repairs from engine work to suspension.

304 W 5th St, Lennox, SD 57039

Specialties & Features

General engine diagnostics
suspension service
transmission fluid service

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#2

Graham Tire & Service - Sioux Falls

4.5
(250 reviews)
Verified

A regional powerhouse with multiple locations. The Sioux Falls shop is a top-tier choice for Lennox residents seeking specialized service. They have the advanced diagnostic equipment and factory-trained technicians to handle complex GMC systems. They are a trusted name for tires, alignments, and comprehensive mechanical repair, making them ideal for suspension, 4WD, and drivetrain work.

1200 W 12th St, Sioux Falls, SD 57104

Specialties & Features

4WD and suspension systems
tire and wheel service
Allison transmission service

Business Information

Years in Business:60 years
Licensed:Yes
Insured:Yes
#3

L&H Auto & Diesel

4.8
(180 reviews)
Verified

Located in nearby Canton, this shop is a hidden gem for GMC owners, especially those with diesel powertrains. They explicitly market themselves as diesel and transmission specialists, making them the premier choice for complex Duramax and Allison repairs that are beyond the scope of a general mechanic. Their expertise is directly aligned with the core requirements.

449 E 5th St, Canton, SD 57013

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty towing systems

Business Information

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

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

** The GMC repair market for Lennox residents is best characterized as a "hub-and-spoke" model. Within Lennox itself, the market consists of a small number of general auto repair shops, like T & R Auto, which are excellent for routine maintenance and less complex repairs. They provide essential local service with high trust but lack the specialized tools and certifications for advanced GMC electronics, diesel, or transmission overhauls. For specialized needs (Duramax, Allison, luxury electronics), the competitive market is effectively in Sioux Falls, located just a 15-20 minute drive away. This proximity means Lennox residents have direct access to a high level of competition, numerous dealerships (like Liberty GMC), and dedicated specialists (like L&H Auto & Diesel), which drives quality and provides options. Pricing is competitive with national averages, with general maintenance being moderately priced locally, while specialized diesel and transmission work commands a premium at the dedicated specialist shops in the region. Overall, the market is healthy and capable of servicing all GMC needs through a short commute.

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 Lennox regulations and climate