The Best GMC Repair in Gary, SD

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

#1

DeRungs GMC

4.6
(180 reviews)
Verified

As the area's authorized GMC dealership, DeRungs provides the highest level of factory-specific service. Their technicians are GM-certified and have direct access to the latest technical service bulletins, specialized tools, and genuine GM parts. This is the premier destination for complex diagnostics, warranty work, and repairs on newer models, especially those with advanced Denali electronics and Allison transmissions.

1200 9th Ave SE, Watertown, SD 57201

Specialties & Features

Factory Duramax diesel service
Allison transmission repair
Denali electronics
luxury features

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#2

K & M Auto Service

4.8
(95 reviews)
Verified

A highly reputable independent shop known for its expertise in diesel engines and transmission work. While they service all brands, they have developed a strong reputation for their work on American trucks, including GMC Duramax platforms. They are a top choice for owners of older or out-of-warranty trucks who want expert service at a more competitive rate than the dealership, without sacrificing quality.

804 1st Ave N, Brookings, SD 57006

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

A-1 Transmission & Auto Care

4.4
(70 reviews)
Verified

A specialized shop with a strong focus on transmission repair and drivetrain services. Their expertise with the Allison transmission series makes them a key resource for GMC HD truck owners. They also provide comprehensive general repair services, making them a good option for 4WD system service, towing package maintenance, and general diagnostics on GMC trucks.

800 10th St SE, Watertown, SD 57201

Specialties & Features

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

Business Information

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

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

Overview of gmc repair services in the 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 Gary regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in Gary, SD

What are the most common GMC repair issues for vehicles in Gary, South Dakota, given the local climate and roads?

In Gary, GMC trucks and SUVs often need suspension and brake repairs due to rough rural roads and gravel conditions. Additionally, cold winters can strain batteries and starting systems, while summer heat and dust can affect cooling systems and air filters.

How can I find a reputable and trustworthy GMC repair shop in or near Gary, SD?

Look for shops in Gary or nearby towns like Toronto or Lake Preston that have certified GM or ASE technicians. Ask local farmers and ranchers for personal recommendations, as they rely heavily on their trucks, and check for shops with strong online reviews highlighting honest service.

When should I seek immediate GMC repair service versus scheduling routine maintenance in this area?

Seek immediate service for warning lights (like check engine or 4WD), strange noises from the suspension or drivetrain on rough roads, or overheating, especially during harvest season. Schedule routine maintenance like fluid changes and tire rotations before long trips to Sioux Falls or during seasonal changes.

Are GMC repair parts readily available in Gary, or will there be long wait times?

For common maintenance items, local shops typically have parts in stock or can get them quickly from suppliers in Watertown or Brookings. For major or model-specific components, there may be a 1-2 day wait for delivery to this rural area, so planning ahead for non-urgent repairs is wise.

What is a general price range for common GMC repairs like brake service or suspension work in Gary?

Prices are competitive but reflect local shop rates; a brake job typically ranges from $300-$600 per axle, while suspension repairs like ball joints or shocks can cost $400-$900+. Always request a detailed written estimate, as costs can vary based on the severity of wear from local road conditions.