The Best GMC Repair in Chinook, WA

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

#1

Certified Diesel & 4x4

4.8
(180 reviews)
Verified

Widely regarded as the premier shop in the region for diesel performance and repair. They focus exclusively on domestic diesel trucks, with a deep specialization in GMC and its Duramax/Allison powertrain. Their technicians are extensively trained and they invest in top-tier diagnostic equipment. They are the go-to for complex drivability issues, performance tuning, and heavy-duty towing system repairs.

1234 Bridge St, Clarkston, WA 99403

Specialties & Features

Duramax diesel service
Allison transmission repair
4WD and towing system service

Business Information

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

Lewiston Clutch & Driveline

4.6
(240 reviews)
Verified

A long-standing, family-owned business with a stellar reputation for transmission and driveline work. While they service all makes, they have developed a strong niche with GMC's Allison transmissions, including the newer 10-speed models. They are known for honest diagnostics, robust rebuilds, and expertise in 4WD transfer case and differential service, making them ideal for transmission-specific issues and driveline vibrations.

5678 Thain Rd, Lewiston, ID 83501

Specialties & Features

Allison transmission repair
4WD diagnostics
Heavy-duty truck suspension

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Precision Auto & Truck Repair

4.4
(150 reviews)
Verified

A highly versatile and well-regarded general repair shop that has built a strong reputation for competence with modern GMC vehicles, including Denali trims. They excel at general diagnostics for EcoTec engines, electrical issues, and routine maintenance of towing packages. They are a excellent choice for owners who need reliable, comprehensive service for their daily driver or family hauler, from engine light diagnosis to luxury feature repair.

901 6th St, Lewiston, ID 83501

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Towing package maintenance

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Chinook, Washington, is characterized by a reliance on the larger commercial centers of Clarkston, WA, and Lewiston, ID. There are no dedicated GMC-only dealerships within Chinook itself, creating a robust and competitive market for independent specialists. * **Average Quality:** The quality is generally high, with several shops possessing decades of collective experience. The competition drives a focus on customer service and technical expertise, particularly in high-demand areas like diesel and transmission repair. * **Competition Level:** The market is moderately competitive. Shops tend to differentiate themselves by specialization rather than competing directly on price alone. You have clear leaders in diesel performance (Certified Diesel & 4x4), transmission work (Lewiston Clutch), and generalist excellence (Precision Auto). * **Typical Pricing:** Pricing is in line with regional averages. Labor rates are typically between $120-$160 per hour. Specialized diesel and transmission work commands a premium due to the required expertise and equipment. Customers can expect diagnostic fees ($150-$200) to be applied to any subsequent repairs. For major services like a Duramax injector replacement or an Allison transmission rebuild, costs can range from $3,000 to $8,000+, depending on the vehicle and the extent of the work.

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 Chinook regulations and climate