The Best GMC Repair in Suquamish, WA

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

#1

Foreign Affairs Auto & Truck Repair

4.8
(280 reviews)
Verified

While the name suggests an import focus, this highly-rated Poulsbo shop is renowned for its expertise with domestic diesel trucks, particularly Duramax engines and Allison transmissions. They are known for complex diagnostics, honest assessments, and handling everything from routine maintenance on HD trucks to major engine and transmission overhauls.

19858 7th Ave NE, Poulsbo, WA 98370

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Roy's Auto & Diesel Repair

4.7
(180 reviews)
Verified

A family-owned shop with a strong reputation for working on both gasoline and diesel engines. Roy's is frequently cited in local reviews for its trustworthy service on American trucks and SUVs. They have specific experience with GMC/Chevy platforms, including 4WD system service and towing-related repairs.

1015 NE Hostmark St, Poulsbo, WA 98370

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
General GMC maintenance

Business Information

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

Suquamish Auto Care

4.6
(90 reviews)
Verified

The most local option physically located in Suquamish. This shop provides essential maintenance and repair services for the community. While they may not specialize in the deepest Duramax or Allison overhauls, they are perfectly capable of handling routine service, diagnostics, suspension work, and general maintenance for GMC vehicles, making them a convenient and trusted first stop.

18776 Suquamish Way NE, Suquamish, WA 98392

Specialties & Features

General GMC maintenance
EcoTec engine diagnostics
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 Suquamish

** The GMC repair market in the immediate Suquamish area is characterized by a reliance on high-quality, independent shops in neighboring Poulsbo, as Suquamish itself has limited specialized automotive services. There is no standalone GMC dealership within Suquamish or Poulsbo; the nearest would be in Silverdale or Bremerton. This creates a strong niche for independent specialists who can offer dealership-level expertise, particularly for complex systems like Duramax diesel and Allison transmissions, but often at a more competitive labor rate. **Average Quality:** The quality of independent shops is generally very high, with several establishments boasting long-term reputations and master-level technicians. **Competition Level:** Competition is moderate but reputation-driven. Shops like Foreign Affairs Auto have successfully captured the domestic diesel market despite their name, indicating that technical competence trumps all else in this localized market. **Typical Pricing:** Pricing is competitive with dealerships but can be 10-20% lower on average for labor. Specialized diesel and transmission work commands a premium regardless of location. Expect labor rates in the $150-$180/hour range for top-tier specialists. For Suquamish residents, the choice often comes down to the convenience of the local shop (Suquamish Auto Care) for general work versus the specialized expertise of a short drive to Poulsbo for more complex drivetrain and diesel issues.

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 Suquamish regulations and climate