The Best GMC Repair in Carlock, IL

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

#1

Carlock Auto & Truck Repair

4.8
(180 reviews)
Verified

A long-standing, family-owned shop that is the go-to provider within Carlock itself for General Motors trucks and SUVs. They are known for their honest diagnostics, deep knowledge of GM platforms, and ability to handle everything from routine maintenance on EcoTec engines to complex Duramax and transmission work. They also service agricultural and fleet vehicles, underscoring their heavy-duty capabilities.

104 Washington St, Carlock, IL 61725

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

A-1 Diesel & Auto Repair

4.7
(250 reviews)
Verified

Located just a short drive from Carlock in Bloomington, A-1 has built a stellar reputation specifically for diesel performance and repair. They are a top-tier choice for Carlock residents with Duramax-powered GMCs, offering everything from basic maintenance and emissions system repairs to performance tuning and complex electrical diagnostics. Their expertise directly covers the core needs of heavy-duty GMC owners.

1506 W Washington St, Bloomington, IL 61701

Specialties & Features

Duramax diesel service
Towing package maintenance
EcoTec engine diagnostics

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Auffenberg Deery of Bloomington (GMC Dealership Service Center)

4.4
(300 reviews)
Verified

As the local authorized GMC dealership, this service center provides factory-trained technicians, genuine GM parts, and direct access to the latest technical service bulletins and software updates. This is the premier destination for warranty work, complex electronics in Denali models, and advanced transmission diagnostics for the newer 10-speed models. They offer a high level of expertise on the latest GMC features and technologies.

1505 S Main St, Bloomington, IL 61701

Specialties & Features

Denali luxury features and electronics
Transmission repair (Allison
10-speed)
4WD and towing system service

Business Information

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

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

** The GMC repair market in and around Carlock, IL, is characterized by a mix of a highly capable local village shop and specialized providers in the larger neighboring metro of Bloomington-Normal. Carlock Auto & Truck Repair serves as a trusted, hyper-local resource for foundational GMC services. For more specialized diesel work, residents look to dedicated shops like A-1 Diesel in Bloomington. The authorized dealership, Auffenberg Deery, represents the top of the market for factory-specific expertise, particularly for complex electronics and newer models. Competition is healthy, driving a focus on quality and customer service. Pricing is tiered: the local Carlock shop offers competitive market rates, specialized diesel shops command a premium for their expertise, and dealership pricing is at the highest end, reflecting OEM training and parts. Overall, GMC owners in Carlock have access to an excellent and diverse service ecosystem.

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 Carlock regulations and climate