The Best GMC Repair in Gettysburg, OH

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

#1

S & S Diesel & Auto Repair

4.8
(184 reviews)
Verified

A highly specialized shop known for its expertise in diesel performance and repair. They are the go-to provider in the region for complex Duramax diagnostics, performance tuning, and transmission work. They service both light-duty and heavy-duty trucks with a focus on power and reliability.

5999 State Route 121, Greenville, OH 45331

Specialties & Features

Duramax diesel service
Allison transmission repair
Diesel performance tuning

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Troy Automotive & Diesel Repair

4.6
(217 reviews)
Verified

A full-service shop with a strong reputation for handling everything from routine maintenance on EcoTec engines to complex diagnostics on Denali electronics and 4WD systems. They are known for their technical knowledge and ability to work on a wide range of GMC models.

1510 W Main St, Troy, OH 45373

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
General GMC maintenance

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Certified Auto Repair & Diesel Service

4.5
(132 reviews)
Verified

This provider offers a strong balance of certified technicians and broad service capabilities. They are well-regarded for suspension work, especially on heavy-duty GMC trucks and SUVs used for towing, and provide comprehensive towing package maintenance.

101 E Water St, Piqua, OH 45356

Specialties & Features

Heavy-duty truck suspension
Towing package maintenance
Allison transmission service

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes

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

The GMC repair market for Gettysburg residents is characterized by a need to travel to nearby commercial hubs like Greenville, Troy, or Piqua for specialized service. While there may be general mechanics within Gettysburg, none possess the specific, high-level expertise in Duramax, Allison transmissions, and Denali systems that was requested. The competition for this specialized tier of service is moderate among the 3-4 top regional shops, which drives a high standard of quality and customer service. Typical pricing for these specialists is in the upper-mid range; a Duramax injector replacement can range from $2,500-$4,500, while Allison transmission service is typically $200-$400 for a fluid/filter change and $3,500+ for a rebuild. Customers are generally willing to pay a premium for proven expertise on these complex vehicle systems, and the top shops have built their reputation on delivering exactly that.

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 Gettysburg regulations and climate