Top 3 GMC Repair Shops in Crystal Lake

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

#1

McHenry County Auto Werks

4.8
(280 reviews)
Verified

A highly reputable, family-owned service center known for its technical expertise and exceptional customer service. They have built a strong reputation for handling complex diagnostics and repairs on American trucks, particularly GMC and Chevrolet. Their technicians are experienced with both gas and diesel powertrains and are a top local choice for Duramax and Allison service.

520 Coventry Ln, Crystal Lake, IL 60014

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

C & M Auto Service Center

4.7
(190 reviews)
Verified

A well-established, trusted shop in the Crystal Lake community. They receive consistent praise for their honesty, quality workmanship, and expertise in 4WD systems and general truck maintenance. While they service all makes, their team has specific, noted experience with GMC SUV and truck platforms, including suspension work and towing system maintenance.

514 Coventry Ln, Crystal Lake, IL 60014

Specialties & Features

4WD and towing system service
EcoTec engine diagnostics
Towing package maintenance

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

G & M Auto Service

4.6
(120 reviews)
Verified

A smaller, highly-focused shop known for its diagnostic capabilities and personalized service. Reviewers frequently mention bringing their GMC Denali models here for electronic issues, warning light diagnosis, and general maintenance. They are a strong alternative for owners of newer GMCs with complex electronic control systems.

16 Virginia Rd, Crystal Lake, IL 60014

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
General GMC service
maintenance

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Crystal Lake

** The GMC repair market in Crystal Lake is robust and serves a suburban community with a high number of truck and SUV owners. The average quality of specialized repair is high, with several long-standing, independent shops competing directly with the local dealership. The competition level is moderate-to-high, which benefits consumers through competitive pricing and a strong focus on customer service to maintain reputations. Typical pricing for specialized work is below dealership rates but reflects the technical expertise required. For example, a Duramax injector replacement or an Allison transmission service will command a premium but is typically 20-30% less than dealer list price. Labor rates generally range from $120-$150/hour. The most successful independent shops have differentiated themselves by investing in proprietary diagnostic tools for GM platforms and retaining master-level ASE certified technicians.

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 Crystal Lake regulations and climate