The Best GMC Repair in Mongo, IN

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

#1

Kendallville Transmission & Auto Care

4.8
(180 reviews)
Verified

A highly reputable, family-owned shop known for its deep expertise in complex transmission systems and diesel engines. They are a local leader for Allison transmission rebuilds and Duramax diagnostics, serving a large rural clientele that relies on heavy-duty trucks for work and towing.

240 S Main St, Kendallville, IN 46755

Specialties & Features

Allison transmission repair
Duramax diesel service
4WD and towing system service

Business Information

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

Angola Car Care

4.7
(220 reviews)
Verified

A well-established, full-service shop with multiple ASE Master Technicians on staff. They have a strong reputation for comprehensive diagnostics, particularly with modern engine computers and electronics, making them a great choice for EcoTec3 engines and Denali feature repairs.

2002 N Wayne St, Angola, IN 46703

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
heavy-duty truck suspension

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Mongo Service Center

4.5
(75 reviews)
Verified

The primary and most trusted general auto repair shop located directly in Mongo. While not a specialist in the same tier as the others, they are essential for the local market. They handle routine maintenance, suspension work, and basic diagnostics, and are known for honest service. For highly complex issues, they will often refer to the specialists in Kendallville or Angola.

4998 N State Road 3, Mongo, IN 46771

Specialties & Features

General maintenance
suspension work
towing package maintenance

Business Information

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

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

** The GMC repair market serving Mongo, Indiana, is characteristic of a rural, agricultural area. The demand for competent service on heavy-duty trucks (Sierra 2500/3500), Duramax diesel engines, and Allison transmissions is high due to the prevalence of farming and towing. However, due to Mongo's small size, the local market itself is limited. The single local provider, Mongo Service Center, offers essential general repairs and maintenance but lacks the specialized equipment and certifications for deep technical work. Consequently, the competitive and high-quality market exists in the larger surrounding hubs like Kendallville and Angola. These shops have built their reputations on serving the specific needs of the region's truck owners. The average quality of specialized service is very good, with several shops employing ASE and manufacturer-specific certified technicians. Pricing is competitive but reflects the expertise required; a Duramax injector replacement or Allison transmission service will command a premium rate, but customers report high satisfaction, valuing reliability over the lowest cost. For Mongo residents, this means a short drive is necessary for top-tier, specialized GMC 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 Mongo regulations and climate