The Best GMC Repair in Lakeside, MT

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

#1

Lakeside Automotive & Diesel

4.8
(120 reviews)
Verified

A highly reputable, family-owned shop known for its expertise in both gasoline and diesel powertrains. They are the go-to local provider in Lakeside for complex diagnostics and heavy-duty truck service, praised for their honesty and deep technical knowledge, particularly with Duramax and Allison systems common in GMC trucks.

44 Highway 93 South, Lakeside, MT 59922

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
(180 reviews)
Verified

Located just a short drive away in Kalispell, Denny's has served the Flathead Valley for decades. They have a dedicated truck service bay and technicians with extensive experience in 4WD systems, towing package maintenance, and general GMC repair. They are a trusted alternative to the dealership.

1235 US Highway 2 E, Kalispell, MT 59901

Specialties & Features

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

Business Information

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

L & L Performance & Repair

4.4
(90 reviews)
Verified

A smaller, specialist shop that focuses on performance and electronics. While they handle general repair, they have developed a niche in diagnosing and repairing complex electrical issues, making them a good potential resource for Denali luxury features and electronic modules that other shops may avoid.

810 Industrial Drive, Kalispell, MT 59901

Specialties & Features

Denali luxury features and electronics
Performance tuning
Advanced diagnostics

Business Information

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

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

** The GMC repair market in Lakeside itself is characterized by a small number of highly capable, independent shops (like Lakeside Automotive & Diesel) that handle the vast majority of local needs. These shops are known for high-quality work, personalized service, and competitive pricing, but may lack the specific, proprietary diagnostic tools for the very latest model-year electronics. For more specialized work, particularly involving complex module programming for Denali features or warranty-covered repairs, residents typically rely on the **GMC dealerships located in Kalispell** (e.g., Lithia GMC of Kalispell), which was not included in the top 3 due to the focus on specialized independent shops. The competition level is moderate, with a clear distinction between general mechanics and the few shops that specialize in diesel and truck systems. Pricing in the Lakeside/Kalispell area is generally fair and competitive with national averages, with independent specialists typically charging 10-20% less than the dealership for the same labor operations. Quality is consistently high among the top-tier providers, who rely on their reputation within the close-knit community.

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 Lakeside regulations and climate