The Best GMC Repair in Oakville, IN

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

#1

Stadium GMC

4.5
(280 reviews)
Verified

As the area's premier authorized GMC dealership, Stadium GMC offers the highest level of factory-specific service. Their technicians are GMC-trained and have direct access to the latest technical service bulletins, diagnostics, and OEM parts. They are the top choice for complex electrical issues, warranty work, and maintaining a vehicle's factory certification, especially for Denali and heavy-duty models.

4440 Expressway Ln, South Bend, IN 46628 (Approx. 15 min from Oakville)

Specialties & Features

Denali luxury features and electronics
Duramax diesel service
Allison transmission repair

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Diesel's Performance & Repair

4.7
(150 reviews)
Verified

A highly-regarded independent shop that has built its reputation on expertise in diesel performance and repair. They are a go-to for Duramax owners for everything from routine maintenance to complex engine diagnostics and performance tuning. They also have extensive experience with the heavy-duty suspensions and towing systems common on GMC Sierra HD models.

57367 County Road 105, Elkhart, IN 46516 (Approx. 10 min from Oakville)

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Towing package maintenance

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Osceola Transmission & 4x4

4.3
(90 reviews)
Verified

This specialist shop focuses exclusively on the complex areas of drivetrain and powertrain repair. They are local experts on the Allison transmission series and the various 4WD systems (AutoTrac, two-speed transfer cases) used in GMC trucks and SUVs. They are often recommended for transmissions that are outside of warranty or for specialized 4WD service that general mechanics may not handle.

5044 Lincoln Way W, Osceola, IN 46561 (Approx. 12 min from Oakville)

Specialties & Features

Allison transmission repair
4WD system service
EcoTec engine diagnostics

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Oakville, IN is characterized by its reliance on specialized providers in the broader Elkhart/South Bend metro area. Due to Oakville's small size, there are no "top 3" shops operating exclusively within its zip code that meet all the high-specialization criteria. Instead, the market is efficiently served by a network of nearby experts. * **Average Quality:** The quality of specialized service is high, driven by competition in the larger neighboring cities. Consumers have access to both factory-authorized dealer expertise (Stadium GMC) and highly skilled independent specialists (Diesel's Performance, Osceola Transmission). * **Competition Level:** Competition is moderate but specialized. General auto repair shops exist, but for the specific needs like Duramax or Allison repairs, a handful of dedicated providers dominate the market. This specialization allows them to command premium pricing for their expertise. * **Typical Pricing:** Pricing is tiered. Authorized dealerships (Provider 1) typically have the highest labor rates but offer OEM parts and factory-backed service. Independent specialists (Providers 2 & 3) generally offer more competitive labor rates while still providing expert-level service, making them a popular choice for out-of-warranty vehicles.

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 Oakville regulations and climate