The Best GMC Repair in Dillon, MT

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

#1

Beaverhead Auto & Truck Repair

4.8
(180 reviews)
Verified

Widely regarded as the premier shop in Dillon for heavy-duty and diesel truck service. They have built a stellar reputation for technical expertise, particularly with complex drivetrain and engine diagnostics. Customers frequently praise their honest diagnostics, quality workmanship, and ability to handle jobs that other local shops turn away.

650 N Montana St, Dillon, MT 59725

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty truck suspension

Business Information

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

T & M Auto Repair

4.6
(90 reviews)
Verified

A well-established and trusted local garage known for its reliable service and strong customer relationships. While they service all makes and models, they have specific expertise in domestic trucks like GMC. They are a strong choice for general maintenance, engine diagnostics, and 4WD system service.

545 N Montana St, Dillon, MT 59725

Specialties & Features

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

Business Information

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

G M C Service Dillon (Dillon GMC Buick)

4.3
(50 reviews)
Verified

As the local GMC dealership's service department, this is the only provider with factory-certified GMC technicians and direct access to the latest technical service bulletins, specialized tools, and OEM parts. This is the definitive choice for warranty work, complex electronics, and preserving factory specifications for Denali models.

650 Barrett St, Dillon, MT 59725

Specialties & Features

Denali luxury features and electronics
factory towing package maintenance
GMC-specific recalls and programming

Business Information

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

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

** The GMC repair market in Dillon, Montana, is characteristic of a rural, agricultural, and outdoor-recreation hub. The demand for competent truck repair, especially for heavy-duty and 4WD models, is high. The market is not oversaturated with specialists; instead, it is served by a handful of highly competent, long-standing businesses that have earned community trust over decades. **Average Quality:** The quality is generally very high for mechanical and diesel work, given the local reliance on dependable trucks. Shops like Beaverhead Auto compete with the dealership on complex mechanical issues due to their specific expertise. **Competition Level:** Moderate. The competition is not based on price but on reputation and specialized capability. The dealership holds a monopoly on factory-certified work, while independent shops compete by offering more personalized service, often at a slightly lower labor rate, and by taking on older models or extensive custom jobs. **Typical Pricing:** Pricing is competitive for the region. Labor rates are typically lower than in major Montana cities like Bozeman or Missoula. The dealership will generally command the highest labor rate and parts costs (using OEM parts). Independent shops provide a cost-effective alternative, especially for non-warranty vehicles, often using high-quality aftermarket parts. A complex diesel injector repair or transmission overhaul will be a significant investment regardless of the provider chosen.

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 Dillon regulations and climate