Top 3 GMC Repair Shops in Smiths Creek

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

#1

St. Clair Diesel & Auto Repair

4.8
(184 reviews)
Verified

Widely regarded as the premier specialist for diesel performance and repair in the Blue Water Area. They are not a general mechanic but experts in complex drivetrain and engine systems, making them a top-tier choice for demanding GMC owners, particularly those with Duramax diesel and Allison transmission needs. Their reputation is built on technical expertise and solving problems other shops cannot.

4025 Lapeer Rd, Port Huron, MI 48060 (Approx. 7 miles from Smiths Creek)

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty towing system maintenance

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Smiths Creek Auto Service

4.6
(92 reviews)
Verified

A well-established, full-service local shop with a strong reputation for honesty and quality work on both domestic and import vehicles. They have specific expertise with GM vehicles and are a go-to for routine and complex repairs on gasoline-powered GMCs, including EcoTec engine diagnostics, suspension work, and electronic issues common in Denali trims.

5865 S. Smiths Creek Rd, Smiths Creek, MI 48074

Specialties & Features

EcoTec engine diagnostics
Denali electronics
4WD system service

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Belle Tire Auto Service (Port Huron)

4.4
(267 reviews)
Verified

As a major regional chain, this location offers a compelling blend of GMC-specific technical certifications, extensive resources, and warranty-backed work. While known for tires, their full-service bays are staffed by ASE and GM-trained technicians capable of handling everything from transmission services to advanced electronics on late-model GMC trucks and SUVs.

4023 24th Ave, Port Huron, MI 48059 (Approx. 6 miles from Smiths Creek)

Specialties & Features

Transmission repair
4WD service
towing package maintenance

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Smiths Creek

** The GMC repair market in the Smiths Creek area is bifurcated. For the local community, a single, trusted full-service shop like **Smiths Creek Auto Service** handles the majority of general maintenance and gasoline-engine repairs. However, for the more specialized demands of **Duramax diesel, heavy-duty towing, and complex transmission work**, residents consistently look towards the larger service providers in nearby Port Huron. The competition level is moderate but specialized. There are many general mechanics, but only a handful, like **St. Clair Diesel**, have the proprietary tools and deep expertise for high-end diesel and transmission work. Pricing reflects this specialization; diesel and transmission specialists command a premium ($125-$175/hr) compared to general repair shops ($95-$125/hr). The presence of a national provider like **Belle Tire** offers a middle ground with competitive pricing on more standard repairs, backed by national warranties. Overall, GMC owners in Smiths Creek have access to a robust and competent repair ecosystem by utilizing both their local trusted mechanic and the regional specialists a short drive away.

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 Smiths Creek regulations and climate