The Best GMC Repair in Lockport, IL

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

#1

Precision Auto & Diesel Service

4.8
(240 reviews)
Verified

A highly-rated, family-owned shop known for its technical expertise with both domestic and diesel vehicles. They have built a strong reputation for honest diagnostics and quality workmanship, particularly on GM trucks and SUVs. They are a go-to for complex diesel and transmission issues that general mechanics may avoid.

14940 S. Farrell Rd, Lockport, IL 60441

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Hawk GMC of Lockport Service Center

4.4
(180 reviews)
Verified

The authorized GMC dealership service center. This is the primary choice for owners wanting factory-trained technicians, genuine GM parts, and specialized diagnostic software for the latest models, especially for warranty work, Denali electronics, and complex network issues.

1655 S. State St, Lockport, IL 60441

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

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

Lockport Auto Care Inc.

4.7
(190 reviews)
Verified

A well-established, trusted local shop with a long history of serving the Lockport community. They are known for their comprehensive service approach, from routine maintenance to major repairs. They receive consistent praise for their work on 4WD systems, suspensions, and general powertrain services on American trucks.

911 S. Hamilton St, Lockport, IL 60441

Specialties & Features

4WD and towing system service
General transmission service
Suspension and brake repair

Business Information

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

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

** The GMC repair market in Lockport is robust and characterized by high-quality, competitive options. The city's proximity to major interstates and its industrial history have fostered a strong ecosystem of skilled automotive technicians. * **Average Quality:** The quality of service is generally high. Shops must compete with both a major dealership (Hawk GMC) and several highly-regarded independents, driving a focus on customer service and technical competence. * **Competition Level:** Moderate to High. While there aren't dozens of shops, the existing providers are well-established and have strong loyal customer bases. The competition is between the convenience and OEM expertise of the dealership and the specialized, often more personalized and cost-effective service of the independents. * **Typical Pricing:** Pricing is competitive with the wider Chicago-land area. The dealership (Hawk GMC) typically commands a premium for labor and parts, reflecting factory training and genuine GM components. Independent specialists like Precision Auto & Diesel and Lockport Auto Care generally offer lower labor rates while maintaining high-quality, aftermarket or OEM-equivalent parts. For a major service like a Duramax injector replacement or an Allison transmission rebuild, customers can expect a significant investment, but can confidently shop between these top-tier providers for the best value and service approach for their needs.

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 Lockport regulations and climate