Top 3 GMC Repair Shops in Koloa

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

#1

Garden Isle Auto & Diesel

4.8
(180 reviews)
Verified

Widely regarded as the premier diesel and heavy-duty truck specialist on Kauai. They have a stellar reputation for technical expertise, particularly with modern Duramax diesel engines and the complex electronics in Denali models. Their technicians are adept at handling everything from routine EcoTec3 service to major transmission overhauls.

3127 Umi St, Lihue, HI 96766 (Serves the entire island, including Koloa)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Kauai Transmission & Auto Repair

4.6
(120 reviews)
Verified

As the name implies, this shop is a transmission authority, making them a go-to for the sophisticated Allison and GM 10-speed transmissions found in GMC trucks and SUVs. They also provide comprehensive general repair, with strong capabilities in 4WD system service and towing package maintenance and diagnostics.

2970 Kele St, Lihue, HI 96766 (Serves the entire island, including Koloa)

Specialties & Features

Allison transmission repair
4WD and towing system service
EcoTec engine diagnostics

Business Information

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

Kauai Off-Road & Performance

4.5
(90 reviews)
Verified

This shop specializes in vehicles built for Hawaiian terrain. They are experts in 4WD systems, suspension lifts, and towing configurations, making them an excellent choice for GMC Sierra or Canyon owners who use their trucks for adventure and towing. They are well-versed in the electronics and integration of aftermarket accessories with factory Denali systems.

4-1327 Kuhio Hwy, Kapaa, HI 96746 (Serves the entire island, including Koloa)

Specialties & Features

4WD and towing system service
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

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

** The GMC repair market serving Koloa, and Kauai as a whole, is characterized by a small number of highly specialized, independent shops that have earned their reputation through quality work and deep community ties. There is no dedicated GMC dealership on the island, which places a premium on the expertise of these independent providers. The level of competition is moderate but specialized; while there are many general mechanics, only a handful possess the specific tools, software, and training for complex GMC systems like Duramax diesel and Allison transmissions. **Average Quality** is high among the top-tier shops, as they rely heavily on word-of-mouth and positive reviews in a close-knit community. Poor service providers do not last long. **Typical Pricing** is significantly above the mainland U.S. average due to the high cost of importing parts, business overhead, and the specialized nature of the work. Customers should expect premium labor rates, but this is justified by the expertise required to correctly diagnose and repair sophisticated GMC vehicles without the direct support of a dealership.

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 Koloa regulations and climate