The Best GMC Repair in Mounds, IL

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

#1

Cerny's Inc.

4.7
(180 reviews)
Verified

A long-standing, family-owned service center with a reputation for honesty and technical expertise. They are not a dedicated GMC dealer but have built a strong local reputation for handling complex diagnostics and repairs on American trucks, including modern GMC models with advanced electronics and diesel systems.

401 Walnut St, Mounds, IL 62964

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
4WD and towing system service

Business Information

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

Paducah GMC

4.5
(250 reviews)
Verified

As the closest authorized GMC dealership, this provider offers the highest level of factory-specific training, proprietary diagnostic tools, and genuine GM parts. This is the premier destination for warranty work, complex electronics, Denali luxury feature repairs, and recalls.

4530 Hinkleville Rd, Paducah, KY 42001

Specialties & Features

Denali luxury features and electronics
GMC factory certified service
Duramax diesel service

Business Information

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

Diesel Specialist of Paducah

4.8
(95 reviews)
Verified

This shop focuses exclusively on diesel powertrains, making them the top expert for Duramax-specific issues beyond what a general mechanic can handle. They are the go-to for performance tuning, major engine overhauls, and advanced emissions system diagnostics for heavy-duty GMC trucks.

2900 Broadway St, Paducah, KY 42001

Specialties & Features

Duramax diesel service
heavy-duty truck suspension
towing package maintenance

Business Information

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

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

** The GMC repair market in Mounds, Illinois, itself is limited due to the city's small size, with Cerny's Inc. being the primary local, reputable option for general and semi-specialized service. For highly specialized work—particularly on Duramax diesel engines, Allison transmissions, and Denali electronics—residents routinely travel to the larger hub of Paducah, Kentucky, approximately 25 miles away. Paducah hosts a competitive market with both the factory-authorized dealership (Paducah GMC) and niche specialists (Diesel Specialist of Paducah), ensuring high-quality service availability. Pricing in the region is competitive; local shops like Cerny's offer more budget-friendly labor rates, while the dealership and diesel specialists command premium prices justified by their specialized equipment, certifications, and expertise. Overall, Mounds residents have access to a robust ecosystem of GMC repair talent by utilizing providers in the immediate cross-state region.

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 Mounds regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in Mounds, IL

What are the most common GMC repair issues for drivers in the Mounds, Illinois area?

In Mounds, GMC trucks and SUVs often need service for suspension components due to our rural roads, as well as brake system wear from stop-and-go driving. We also frequently address electrical issues in modern GMC models and cooling system maintenance to handle Southern Illinois summers.

How can I find a reputable and trustworthy GMC repair shop in or near Mounds?

Look for shops with certified GM or ASE technicians, such as those along US-51 or in nearby Carbondale. Check online reviews from local customers and ask for recommendations at local businesses; a reputable shop will provide clear estimates and use quality parts.

When should I seek professional GMC service versus trying a DIY repair in Mounds?

Seek professional service for complex computer diagnostics, transmission issues, or advanced electrical problems common in newer GMCs. For basic maintenance like oil changes, DIY is possible, but our local humidity and road salt make professional undercarriage inspections valuable for preventing rust.

Are GMC repair costs in Mounds generally higher than for other brands?

GMC repair costs can be slightly higher due to parts availability and technological complexity, but local independent shops often offer more competitive rates than dealerships. Getting multiple estimates from shops in Mounds or Metropolis is wise, as labor rates can vary.

What local factors in Mounds should I consider for my GMC's maintenance schedule?

The Southern Illinois climate demands attention to your air conditioning system and coolant strength for hot summers. Furthermore, frequent travel on gravel or uneven rural roads around Mounds means more frequent checks of your suspension, alignment, and tire integrity.