The Best GMC Repair in Marcus, WA

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

#1

GMC of Colville

4.5
(180 reviews)
Verified

As the authorized GMC dealership in the region, this facility offers the highest level of factory-specific training, proprietary diagnostic tools, and genuine GM parts. Their master technicians are continuously updated on technical service bulletins for all GMC models, from the Sierra 1500 with EcoTec3 engines to the heavy-duty 3500 HD Duramax/Allison powertrains.

1280 S Main St, Colville, WA 99114

Specialties & Features

Duramax diesel service
Denali electronics
luxury features
Factory towing package maintenance

Business Information

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

Inland Auto & Diesel Repair

4.7
(95 reviews)
Verified

A highly regarded independent shop known for its deep expertise in powertrain and drivetrain systems. They have built a strong reputation for tackling the most complex Duramax and Allison transmission issues that other shops avoid. Their focus on diesel performance and heavy-duty suspension makes them a top choice for GMAX HD and work truck owners.

245 N Lincoln St, Northport, WA 99157

Specialties & Features

Allison transmission repair
Heavy-duty truck suspension
4WD system service

Business Information

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

Colville Valley Automotive

4.4
(120 reviews)
Verified

A well-established, full-service independent shop with a broad range of capabilities. They are particularly noted for their diagnostic prowess with GM's EcoTec engine family and for providing comprehensive service on older model GMC trucks. They offer a reliable and often more personalized alternative to the dealership.

659 S Columbia Ave, Colville, WA 99114

Specialties & Features

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

Business Information

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

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

** The GMC repair market servicing Marcus, Washington, is characterized by its reliance on neighboring population centers, primarily Colville. As a small, rural community, Marcus does not support a dedicated, specialized GMC repair facility within its city limits. The market is therefore regional, with residents traveling to Colville (approx. 30 minutes) or other nearby towns for expert service. **Average Quality:** The quality of service is generally high among the top-tier providers, with a clear distinction between the factory-trained expertise of the dealership and the specialized, often more niche, focus of the leading independents. **Competition Level:** Competition is moderate but specialized. While there are several general repair shops, only a handful possess the specific tooling, software, and certified expertise for complex GMC systems like Duramax engines and Allison transmissions. This specialization allows the top shops to command premium pricing. **Typical Pricing:** Pricing follows a standard tiered structure. Dealership labor rates are typically the highest ($150-$180/hr), reflecting factory training and OEM parts. The specialized independent shops are slightly more affordable ($130-$160/hr) while still commanding a premium for their expertise. General repair shops are less expensive but are not recommended for the specialized services you've listed. Parts costs, especially for diesel-related components, are significant across the board.

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 Marcus regulations and climate