Compare the highest-rated gmc repair mechanics in Mukilteo, Washington. All shops are licensed, insured, and verified through our rigorous screening process.
A highly reputable, family-owned full-service shop known for its honest diagnostics and high-quality work. While not a dedicated diesel specialist, they have certified technicians with extensive experience with GM vehicles, including the EcoTec line, complex electronics, and towing system maintenance. They are the premier independent option located directly within Mukilteo city limits.
A well-established and highly specialized shop in nearby Everett, renowned as one of the top transmission experts in the region. They have specific, documented expertise with the Allison transmission series found in GMC HD trucks and the newer GM 10-speed automatics. Their services extend to the full powertrain, including 4WD systems that are integral to HD truck and towing performance.
As the official GMC dealership serving the Mukilteo area, this is the definitive source for factory-trained technicians, genuine GM parts, and the most advanced diagnostic equipment. They are the only provider on this list with direct access to GM technical service bulletins and specialized training for all GMC-specific systems, including Duramax diesel, heavy-duty suspensions, and all Denali luxury features.
** The GMC repair market in Mukilteo is characterized by high quality but limited specialization within the city's immediate boundaries. The market relies heavily on the robust automotive service industry in neighboring Everett. For routine maintenance, electronics, and towing systems on light-duty models (e.g., Sierra 1500, Acadia), Mukilteo Auto Care provides an excellent, trustworthy local option. However, for specialized heavy-duty needs—specifically Duramax diesel engine service and complex Allison transmission repairs—residents typically go to established specialists in Everett or the official dealership. Competition is strong, driving a focus on customer service and transparency. Pricing is tiered: dealerships (like Rairdon's) command a premium for OEM parts and factory certification, while top independents (like Everett Transmission) offer competitive rates for their deep specialization. Generalists like Mukilteo Auto Care offer the best value for non-specialized, high-quality mechanical work. Consumers are generally well-served but must choose their provider based on the specific technical requirements of their vehicle.
4.7+ star average from verified customer reviews
All shops are properly licensed and insured
10+ years average experience in the industry
Familiar with Mukilteo regulations and climate