Top 3 GMC Repair Shops in Westmont

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

#1

K&R Auto Service Inc.

4.8
(180 reviews)
Verified

A highly reputable, family-owned auto repair shop known for its technical expertise and honest service. While not a dedicated GMC dealer, they have multiple ASE Master Certified technicians with specific experience in GM platforms. They are frequently praised for handling complex diagnostics on modern engines, including EcoTec and Duramax, and are a trusted local source for transmission and 4WD system service.

665 E Ogden Ave, Westmont, IL 60559

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

Bill Kay GMC

4.3
(250 reviews)
Verified

The authorized GMC dealership for the Westmont area. This is the premier destination for factory-trained technicians, genuine GM parts, and the most up-to-date technical service bulletins. They are unequivocally the best choice for warranty work, complex Denali electronics, and factory-specific towing package maintenance. Their service department is equipped to handle everything from heavy-duty suspension to the latest 10-speed transmissions.

400 E Ogden Ave, Westmont, IL 60559

Specialties & Features

Denali luxury features and electronics
GMC factory towing package maintenance
Heavy-duty truck suspension

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#3

Westmont Transmissions & Auto Care

4.6
(90 reviews)
Verified

A specialized shop that, as the name implies, has a strong focus on transmission repair and general auto care. They have specific expertise with the Allison transmission series common in GMC trucks and SUVs. Customer reviews highlight their ability to diagnose and repair 4WD transfer case issues and their experience with the drivetrain components of vehicles used for towing.

430 N Cass Ave, Westmont, IL 60559

Specialties & Features

Allison transmission repair
4WD diagnostics
Drivetrain and towing system service

Business Information

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

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

** The GMC repair market in Westmont is robust and serves a community with a high number of truck and SUV owners. The quality of service providers is generally high, with a clear tiered structure. * **Top Tier:** **Bill Kay GMC** represents the top tier, offering factory-direct expertise and facilities, but at a premium dealership labor rate and parts cost. * **High-Quality Independents:** Shops like **K&R Auto Service** and **Westmont Transmissions & Auto Care** form a competitive second tier of high-quality independent shops. They typically offer labor rates 15-30% lower than the dealership and often provide a more personalized service experience, which builds strong customer loyalty. Their technicians frequently have dealership or manufacturer-specific training. * **Competition & Pricing:** The market is competitive, forcing shops to maintain high standards to retain business. For standard maintenance, independents are often more cost-effective. For complex electronic, hybrid, or warranty-related issues, the dealership is the necessary and recommended choice. A typical diagnostic fee ranges from $150-$200, with major repairs like transmission or Duramax service easily running into the $3,000+ range.

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 Westmont regulations and climate