Top 3 GMC Repair Shops in Oneida

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

#1

Galesburg GM Center

4.6
(180 reviews)
Verified

As the authorized GM dealership for the region, Galesburg GM Center is the premier destination for factory-level service. Their technicians are GM-certified and have direct access to the latest technical service bulletins, specialized tools, and OEM parts. They are the go-to for complex electronic diagnoses, warranty work, and maintaining Denali luxury features.

200 W Main St, Galesburg, IL 61401

Specialties & Features

Denali electronics
features
Duramax diesel service
Allison transmission repair

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#2

T&A Truck & Auto Repair

4.7
(95 reviews)
Verified

A highly reputable independent shop known for its expertise in heavy-duty trucks and diesel performance. T&A has built a strong reputation for honest diagnostics, quality workmanship, and specializing in the areas dealerships often charge a premium for, such as suspension lifts, aftermarket towing package installations, and transmission work.

475 N Henderson St, Galesburg, IL 61401

Specialties & Features

Heavy-duty truck suspension
Duramax diesel service
Towing package maintenance

Business Information

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

Knoxville Service Center

4.4
(70 reviews)
Verified

Located closest to Oneida, Knoxville Service Center is a trusted local provider for general and specialized automotive care. They have experienced technicians proficient in GM platforms, making them a solid choice for routine EcoTec engine service, 4WD system maintenance, and general repairs on GMC trucks and SUVs without the need to travel to Galesburg.

100 Public Sq, Knoxville, IL 61448

Specialties & Features

EcoTec engine diagnostics
4WD system service
General GMC maintenance

Business Information

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

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

** The GMC repair market for Oneida, Illinois, and its immediate vicinity (Knox County) is characterized by limited *in-town* options but robust and competitive services in the nearby hub of Galesburg. As a rural area with significant agricultural and towing needs, expertise in Duramax diesel and Allison transmissions is a valuable and common specialty among the top shops. **Average Quality:** The quality is generally high, with a clear tiered structure. The dealership (Galesburg GM Center) offers the highest level of factory-specific technical expertise, particularly for electronics and complex diagnostics. Independent shops like T&A Truck & Auto compete by offering more personalized service, often at a lower labor rate, with deep mechanical expertise, especially in suspension and powertrain. **Competition Level:** Competition is moderate. Customers have a clear choice between the OEM dealership and several well-established independents. This competition benefits consumers by ensuring competitive pricing and a focus on customer service. **Typical Pricing:** Pricing follows the standard model for the region. Dealership labor rates are the highest, typically 15-25% more than independent shops. Independent shops provide a cost-effective alternative for mechanical repairs, while the dealership is often the necessary choice for advanced computer, module, or warranty-related services. Parts pricing can be more competitive at independents, though OEM parts from the dealer ensure exact compatibility.

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 Oneida regulations and climate