The Best GMC Repair in Soap Lake, WA

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

#1

Denny's Lakeside Auto & Diesel

4.7
(180 reviews)
Verified

A long-standing, family-owned shop known for its honest diagnostics and deep expertise in both domestic gasoline and diesel engines. They are the go-to local provider for complex drivetrain and engine work on trucks and SUVs, with a strong reputation for solving problems other shops can't.

12436 State Route 17, Soap Lake, WA 98851

Specialties & Features

Duramax diesel service
Allison transmission repair
EcoTec engine diagnostics

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Moses Lake Master Muffler & Brake

4.6
(250 reviews)
Verified

While "Muffler & Brake" is in the name, this highly-rated shop offers full-service automotive repair with a significant focus on trucks. They have several technicians with GM-specific training and are particularly adept at suspension, exhaust, and 4WD system service, making them ideal for GMC owners with towing and off-road needs.

1140 S Pioneer Way, Moses Lake, WA 98837

Specialties & Features

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

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Ephrata Automotive

4.5
(90 reviews)
Verified

A well-respected, smaller shop in the neighboring county seat. They pride themselves on personalized service and building long-term relationships with customers. Their technicians are proficient in general GMC diagnostics and repair, including electrical systems common in Denali trims, and they handle a large volume of local fleet vehicles.

2001 Basin St SW, Ephrata, WA 98823

Specialties & Features

EcoTec engine diagnostics
General GMC service and maintenance
Denali electronics and features

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Soap Lake

The GMC repair market in the immediate Soap Lake area is characterized by a reliance on a few highly trusted local shops and the necessity to look toward the larger commercial centers of Moses Lake and Ephrata for a wider range of specialized services. Due to the rural and agricultural nature of Grant County, expertise in truck repair, particularly for diesel engines and towing systems, is more common than in urban areas. However, specialization in luxury features (like Denali electronics) is less concentrated. * **Average Quality:** The average quality of general repair is good, but for complex GMC-specific issues (especially with Duramax or Allison systems), the expertise is held by a select few master technicians at the top shops. * **Competition Level:** Competition is moderate. There are several general repair shops, but only a handful have the specialized tools, software, and technician certifications to be considered true "GMC specialists." Reputation and word-of-mouth are critically important. * **Typical Pricing:** Labor rates are generally lower than in major metropolitan areas like Seattle or Spokane, typically ranging from $110 - $140 per hour. However, for specialized diesel or transmission work, rates can be at the higher end of that scale. Parts pricing is consistent with national averages. For the most complex issues, GMC owners in Soap Lake may still consider the dealership in Wenatchee (approx. 70 miles away), but for the vast majority of service needs—including the specialized areas listed—the providers above offer superior value, convenience, and localized expertise.

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 Soap Lake regulations and climate