The Best GMC Repair in Shelley, ID

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

#1

Dave's Diesel Service & Repair

4.8
(180 reviews)
Verified

Widely regarded as the premier diesel specialist in Eastern Idaho. Dave's focuses almost exclusively on diesel engine performance, diagnostics, and repair, making them the top choice for complex Duramax issues. Their technicians have deep expertise with the entire powertrain, including Allison transmissions commonly paired with diesel engines.

1650 N Holmes Ave, Idaho Falls, ID 83401

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Peterson GMC of Idaho Falls

4.6
(250 reviews)
Verified

As the local GMC dealership, Peterson offers the highest level of factory-specific training, tools, and technical support. This is the definitive source for warranty work, complex electronics, Denali luxury feature diagnostics, and software updates. Their technicians are GMC-certified and have direct access to the latest service bulletins from the manufacturer.

2828 South Yellowstone Hwy, Idaho Falls, ID 83402

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Factory towing package maintenance

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#3

Snake River Truck & Auto Repair

4.5
(90 reviews)
Verified

A well-established, full-service shop known for its honest service and broad capability with both light-duty and heavy-duty GM trucks. They are a strong independent alternative for general maintenance, suspension work, 4WD service, and transmission repairs on both gas and diesel models. They have built a strong reputation for tackling tough diagnostic cases.

2025 E 17th St, Idaho Falls, ID 83404

Specialties & Features

4WD and towing system service
Transmission repair
Heavy-duty truck suspension

Business Information

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

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

** The GMC repair market serving Shelley, Idaho, is characterized by a reliance on the larger service ecosystem in Idaho Falls, located approximately 15-20 minutes away. There are limited, if any, repair shops within Shelley's city limits that possess the specialized diagnostic equipment and certified expertise for the complex systems found in modern GMCs, particularly Duramax diesel and Denali electronics. The market is moderately competitive among the top-tier providers in Idaho Falls, with a clear division of specialization. **Dave's Diesel Service** dominates the high-end diesel and performance segment. **Peterson GMC** holds the franchise advantage for factory-specific procedures, recalls, and luxury electronics. **Independent shops like Snake River Truck & Auto** compete on personalized service, broader mechanical expertise, and often more competitive pricing for non-warranty work. Typical pricing follows a standard tiered structure: dealership labor rates are the highest, followed by specialized diesel shops, with general independent garages being the most cost-effective. For Shelley residents, this means that for routine maintenance, local general mechanics may suffice, but for any specialized GMC system, a short drive to Idaho Falls is necessary for qualified service.

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 Shelley regulations and climate