The Best GMC Repair in El Mirage, AZ

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

#1

The Diesel Shop

4.8
(240 reviews)
Verified

A highly specialized, family-owned shop focused exclusively on diesel performance and repair. They are renowned for their deep technical expertise with Duramax engines, from routine maintenance to complex performance tuning and emissions system repairs. Their clientele includes a significant number of heavy-duty GMC owners who use their trucks for towing and commercial purposes.

12445 N 28th Dr, Phoenix, AZ 85029 (Serves the West Valley, including El Mirage)

Specialties & Features

Duramax diesel performance
Allison transmission overhaul
Towing system diagnostics

Business Information

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

C & C Automotive and Diesel

4.7
(180 reviews)
Verified

A well-established, full-service garage with a dedicated diesel and transmission department. They are praised for their honest diagnostics and ability to handle a wide range of GMC models, from Denali SUVs with complex electronics to 2500HD work trucks. They are a one-stop shop for most GMC needs.

12801 NW Grand Ave, El Mirage, AZ 85335

Specialties & Features

EcoTec3 engine diagnostics
Allison
10-speed transmission service
4WD system repair

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Sun Valley Transmission & Auto Repair

4.5
(110 reviews)
Verified

While transmission services are their core business, they have developed a strong reputation for servicing the entire drivetrain of GM trucks and SUVs. They are a cost-effective and reliable option for Allison transmission rebuilds, transfer case service, and differential work, which are critical for 4WD and towing systems.

12434 NW Grand Ave, El Mirage, AZ 85335

Specialties & Features

Allison transmission repair
4WD transfer case service
Heavy-duty suspension work

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in El Mirage

** The GMC repair market in and serving El Mirage is **moderately competitive and specialized**. As a community within a major truck-centric region, there is strong demand for competent service, particularly for diesel and heavy-duty models. The average quality of service is high, with several shops boasting specific expertise rather than being general-purpose mechanics. The market is bifurcated: * **Specialists:** Shops like "The Diesel Shop" command premium pricing for their deep, manufacturer-level expertise on Duramax and Allison systems. They are the go-to for complex issues and performance work. * **Full-Service Experts:** Shops like "C & C Automotive" offer a broader range of services at competitive market rates, providing excellent value for routine maintenance, diagnostics, and common repairs on both gas and diesel GMCs. Typical pricing aligns with the Phoenix metro area, with labor rates ranging from **$120-$180/hour**. Specialized diesel and transmission work is at the higher end of this scale. Consumers benefit from having multiple reputable, non-dealer options, avoiding the need to travel to central Phoenix for high-quality GMC service.

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 El Mirage regulations and climate