Top 3 GMC Repair Shops in Westmoreland

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

#1

Precision Diesel & Auto Repair

4.8
(180 reviews)
Verified

A top-tier, independent shop known for its deep expertise in diesel performance and diagnostics. They are the go-to specialists for complex Duramax engine work, from routine maintenance to major repairs and performance tuning. Their technicians are highly trained and they invest in advanced diagnostic equipment.

153 E Main St, Gallatin, TN 37066

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

GMC Gallatin

4.6
(250 reviews)
Verified

As the official GMC dealership, this facility offers factory-trained technicians, genuine GM parts, and direct access to the latest technical service bulletins. They are the best choice for warranty work, complex electronics, and maintaining the luxury features and advanced towing systems on Denali models.

1200 Nashville Pike, Gallatin, TN 37066

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
EcoTec engine diagnostics

Business Information

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

All-Pro Transmission & Automotive

4.7
(140 reviews)
Verified

While transmission repair is their flagship service, they have developed a strong reputation for comprehensive GMC truck care. They are particularly adept with the Allison 1000 and newer 10-speed transmissions, and their full-service automotive side is well-regarded for 4WD system service and general diagnostics.

1608 S Broadway St, Portland, TN 37148

Specialties & Features

Allison transmission repair
4WD and towing system service
General GMC diagnostics

Business Information

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

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

** The GMC repair market serving Westmoreland, TN is characterized by a need to look to neighboring commercial hubs like Gallatin and Portland for specialized service. While Westmoreland has competent general mechanics, the specific demands of modern GMC trucks—especially diesel, advanced transmissions, and complex electronics—require a higher level of specialization and investment in tools and training. **Average Quality:** The quality of specialized service in the region is high. The competition between reputable independents and the dealership ensures that shops must maintain high standards of workmanship and customer service to thrive. **Competition Level:** The market is moderately competitive. Customers have a clear choice between the factory-backed expertise and convenience of the dealership (GMC Gallatin) and the often more personalized, niche expertise of independent shops (Precision Diesel, All-Pro Transmission). This competition benefits the consumer. **Typical Pricing:** Pricing is in line with industry standards for specialized automotive repair. The dealership typically commands a premium for labor and OEM parts. Independent specialists like Precision Diesel are also premium providers but can sometimes offer more competitive pricing on labor for complex jobs, while still using high-quality parts. Expect to pay $125-$175 per hour for labor at these top-tier facilities.

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 Westmoreland regulations and climate