The Best GMC Repair in Highwood, MT

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

#1

Certified Transmission & Diesel

4.7
(180 reviews)
Verified

A highly regarded, family-owned shop known for its deep expertise in both diesel performance and complex transmission systems. They are a top choice for GMC HD truck owners for their diagnostic capabilities and quality workmanship on demanding repairs.

1100 10th Ave S, Great Falls, MT 59405

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Denny's Auto & Truck Repair

4.6
(220 reviews)
Verified

A long-standing, reputable shop with a strong focus on American trucks and SUVs. They have built a loyal customer base through reliable service and broad capabilities, from engine diagnostics to 4WD and towing system maintenance.

2000 10th Ave S, Great Falls, MT 59405

Specialties & Features

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

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Hi-Line Auto & Diesel

4.4
(90 reviews)
Verified

While a bit more of a generalist, Hi-Line has developed a strong reputation for tackling a wide array of issues on modern trucks, including electrical diagnostics that are crucial for Denali models. They are known for being a dependable, local option for complex problems.

1629 2nd St N, Great Falls, MT 59401

Specialties & Features

Diesel engine service
Towing package maintenance
Electronics diagnostics

Business Information

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

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

** The GMC repair market for residents of Highwood, Montana, is characterized by a reliance on service providers in the larger city of Great Falls, approximately 30-40 miles away. Highwood itself, with a population under 200, does not support a dedicated GMC specialist. The market in the broader region is **moderately competitive** with a handful of established, reputable shops dominating the truck and diesel service segment. The average quality of service is considered good to high, as these shops have evolved to meet the demands of a rural and agricultural community that depends heavily on reliable, heavy-duty trucks. **Typical Pricing:** Labor rates are generally in line with national averages for specialized auto repair, ranging from **$120 - $160 per hour**. Given the specialization required for Duramax and Allison systems, diagnostics and repair costs can be significant, but the identified shops are known for fair and transparent quoting. Customers should expect a premium for diesel-specific work and advanced electronics diagnostics compared to standard automotive repair.

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 Highwood regulations and climate