Top 3 GMC Repair Shops in Atwood

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

#1

Diehl Automotive

4.8
(180 reviews)
Verified

A family-owned and operated shop with a stellar reputation for honesty and technical expertise. They are the go-to provider in the region for complex diagnostics and repair on both domestic and import vehicles, with a particularly strong reputation for handling GM powertrains, including Duramax diesel and Allison transmissions.

18073 US Highway 34, Fort Morgan, CO 80701 (Serves Atwood area)

Specialties & Features

Duramax diesel service
Allison transmission repair
advanced engine diagnostics

Business Information

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

Straight Line Auto & Diesel

4.6
(90 reviews)
Verified

Specializes in performance, maintenance, and repair of diesel and gasoline trucks. They are known for their work on suspensions, exhaust systems, and powertrain services, making them an excellent choice for heavy-duty GMC owners, especially those with 2500/3500 series trucks used for towing and hauling.

18501 Co Rd 3, Fort Morgan, CO 80701 (Serves Atwood area)

Specialties & Features

Heavy-duty truck suspension
diesel performance
towing package maintenance

Business Information

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

GMC Fort Morgan (Dealership Service Department)

4.3
(150 reviews)
Verified

As the local GMC dealership, their service department offers factory-trained technicians, genuine GM parts, and direct access to the latest technical service bulletins and software updates. This is the premier choice for warranty work, complex electronics, Denali feature repairs, and factory-recalled items.

16950 U.S. Hwy 34, Fort Morgan, CO 80701 (Serves Atwood area)

Specialties & Features

Denali luxury/electronics
EcoTec engine diagnostics
factory-spec transmission service

Business Information

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

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

** The GMC repair market serving Atwood, Colorado, is concentrated in the nearby city of Fort Morgan. The market is characterized by a mix of highly reputable independent shops and the official dealership, creating a healthy competitive environment that benefits consumers. * **Average Quality:** The quality of service is generally high. The long-standing presence of businesses like Diehl Automotive indicates a market that rewards trustworthiness and technical competence. Customers have viable alternatives, which pressures all providers to maintain good service standards. * **Competition Level:** Moderate. There are a few top-tier specialists (as listed) that dominate the reputation market for complex GMC work, alongside several more general repair shops. The dealership holds a unique position for factory-specific services. * **Typical Pricing:** Pricing is competitive for a rural/agricultural region. The independent shops typically offer lower labor rates than the dealership, making them a cost-effective choice for out-of-warranty repairs and maintenance. The dealership's rates are higher but are justified for warranty work, specialized diagnostics, and repairs requiring proprietary GM tools and software. For major services like Duramax injector replacement or Allison transmission overhaul, customers should expect estimates in the several-thousand-dollar range, consistent with national averages for such specialized work.

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 Atwood regulations and climate