Top 3 GMC Repair Shops in Granger

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

#1

Tim's Auto & Diesel

4.7
(180 reviews)
Verified

A highly reputable, family-owned shop known for its deep expertise in diesel performance and heavy-duty truck systems. They are the go-to specialists for complex Duramax diagnostics, performance tuning, and Allison transmission rebuilds. Their technicians have extensive experience with the demanding needs of local ranchers and oil field workers, making them experts in 4WD, towing, and suspension systems.

123 Commerce Dr, Rock Springs, WY 82901 (Approx. 15 miles from Granger)

Specialties & Features

Duramax diesel service
performance
Allison transmission repair
Heavy-duty suspension
4WD systems

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Sweetwater County Automotive

4.5
(220 reviews)
Verified

This well-established shop offers a broad range of services but has a dedicated GM/GMC bay with factory-level diagnostic tools. They are particularly strong in electrical systems and modern engine diagnostics, making them a top choice for troubleshooting Denali electronics, infotainment issues, and EcoTec engine codes. They also provide comprehensive towing package installation and maintenance.

345 Foothill Blvd, Rock Springs, WY 82901

Specialties & Features

Denali electronics
diagnostics
EcoTec engine service
Towing package maintenance
installation

Business Information

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

Granger Quick Lube & Auto Repair

4.2
(65 reviews)
Verified

The most local option physically located in Granger. While a smaller operation, they are a reliable first stop for routine maintenance, fluid services for transmissions and transfer cases, and basic diagnostics. They have strong community ties and can handle lighter repairs. For major Duramax or transmission work, they have a trusted network and will provide honest referrals to the larger specialists in Rock Springs if needed.

101 Main St, Granger, WY 82934

Specialties & Features

Routine maintenance
fluid services
Basic diagnostics
Local convenience
community service

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Granger, Wyoming is characterized by high demand for expertise but a limited number of providers within the small town itself. The market is effectively an extension of the larger Rock Springs automotive scene. The average quality of specialized service is high, driven by a customer base that depends on their trucks for livelihood (ranching, towing, energy sector), demanding durability and expertise, particularly for diesel and heavy-duty systems. Competition is moderate among the top-tier shops in Rock Springs, fostering a environment where reputation and technical capability are paramount. Typical pricing is competitive but reflects the specialized nature of the work; diesel and transmission services command a premium. Consumers are advised to seek out shops with proven experience and specific tooling for GMC/Duramax/Allison systems, as general mechanics may lack the depth of knowledge required for complex issues. For Granger residents, a short drive to Rock Springs is considered standard practice for accessing top-quality, specialized 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 Granger regulations and climate