The Best GMC Repair in Judith Gap, MT

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

#1

Judith Gap Repair

4.5
(45 reviews)
Verified

A cornerstone local business providing essential automotive repair and maintenance services to the Judith Gap community. As the primary mechanic in town, they handle a wide range of issues from routine service to more complex engine diagnostics, making them the first stop for local GMC owners.

9965 US-191, Judith Gap, MT 59453

Specialties & Features

EcoTec engine diagnostics
General mechanical repair
Suspension and brake service

Business Information

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

Big Sky Diesel & Auto Repair

4.8
(120 reviews)
Verified

Located in Harlowton, this is the closest specialized shop for complex GMC needs. They have built a stellar reputation for expert work on diesel engines and transmissions, serving the agricultural and heavy-duty truck community in Wheatland County and beyond. This is the recommended shop for Duramax and Allison transmission service.

5 Central Ave S, Harlowton, MT 59036

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Central MT Truck & Auto

4.6
(85 reviews)
Verified

Based in the larger hub of Roundup, this shop is a well-established provider for a wide range of domestic trucks. They offer comprehensive services that cover the full spectrum of GMC needs, from 4WD system service and towing package maintenance to general diagnostics and repair.

4 1st St W, Roundup, MT 59072

Specialties & Features

4WD and towing system service
Transmission repair
General truck and auto repair

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Judith Gap

** The GMC repair market serving Judith Gap is characteristic of rural Montana. There is a high reliance on a few, long-standing local businesses and a necessity to travel to neighboring towns for specialized services. The average quality of service is high, as shops survive on reputation and word-of-mouth in a tight-knit community. Competition is low in terms of the number of providers, but high in terms of the expectation for versatility and reliability. **Typical Pricing:** Labor rates are generally competitive and often lower than in major Montana cities like Billings or Bozeman, ranging from $90-$130/hour. However, for highly specialized work like Duramax injector replacement or Allison transmission rebuilds, the parts and expertise command premium pricing. Shops like Big Sky Diesel & Auto Repair justify their rates with specific tooling and certified expertise that general mechanics may not possess. For Judith Gap residents, the closest option for routine maintenance is local, but for major powertrain or luxury feature work, a 30-60 minute drive to Harlowton or Roundup is the standard and accepted practice.

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 Judith Gap regulations and climate