The Best GMC Repair in Alpine, WY

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

#1

Three Rivers Garage & Diesel Repair

4.8
(180 reviews)
Verified

A highly reputable, long-standing full-service garage known as the go-to expert for diesel engine repair and complex diagnostics in the Star Valley area. They are frequently praised for their ability to diagnose and repair issues that other shops cannot, particularly with Duramax engines and modern truck electronics.

24 US-89, Alpine, WY 83128

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
EcoTec engine diagnostics

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Alpine Service Center

4.5
(90 reviews)
Verified

A well-established, trusted local service center offering comprehensive automotive repair. They have built a strong reputation for general maintenance, transmission work, and 4WD system service, making them a reliable choice for GMC owners needing routine and common repairs.

9 Country Club Ln, Alpine, WY 83128

Specialties & Features

Transmission repair
4WD and towing system service
General maintenance

Business Information

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

Afton Repair & Diesel (Located in nearby Afton, WY)

4.7
(120 reviews)
Verified

While located in neighboring Afton (approximately 25 miles from Alpine), this shop is a critical part of the local service ecosystem and is included due to its specific expertise. They are a dedicated diesel and 4x4 specialist, frequently servicing the heavy-duty towing and agricultural needs of the valley, which aligns perfectly with the requested specialties.

440 Washington St, Afton, WY 83110

Specialties & Features

Diesel engine service
Allison transmission repair
4WD diagnostics

Business Information

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

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

** The GMC repair market in Alpine, Wyoming, is characterized by a small number of highly competent, general automotive repair shops rather than brand-specific dealerships or specialists. The closest GMC dealerships are in Idaho Falls, ID, or Jackson, WY, creating a local market niche filled by independent garages. The competition level is moderate but specialized; shops like Three Rivers Garage have cultivated a dominant position in diesel and complex diagnostics due to their longevity and expertise. The average quality of service is high, as these businesses rely heavily on community reputation and word-of-mouth. They are accustomed to servicing the rugged, heavy-duty trucks common in this mountainous, rural area, meaning they have practical, hands-on experience with 4WD systems, towing packages, and diesel engines. Typical pricing is competitive for the region but may be higher than in urban areas due to lower parts availability and the specialized knowledge required. For highly complex electronics or Denali-specific luxury features, owners may still need to travel to a dealership, but for the core mechanical systems, the local providers are exceptionally capable.

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 Alpine regulations and climate