The Best GMC Repair in Gilbert, AZ

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

#1

Cactus Jack's Auto & Diesel Repair

4.8
(280 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in diesel engines and heavy-duty truck systems. They are a go-to for complex diagnostics and repair, especially for Duramax and Allison platforms. Their reputation is built on transparency, quality workmanship, and tackling jobs that other shops turn away.

1312 N Arizona Ave, Gilbert, AZ 85233

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty truck suspension

Business Information

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

Gilbert GMC & Truck Service

4.7
(190 reviews)
Verified

This facility, while not a dealership, employs ASE and GM-specific certified technicians. They offer a comprehensive service menu that directly addresses the needs of modern GMC owners, from EcoTec engine diagnostics to advanced electronics and Denali-specific features. They are known for their use of high-quality parts and OEM-level diagnostic equipment.

245 S Gilbert Rd #101, Gilbert, AZ 85296

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
towing package maintenance

Business Information

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

Gilbert Auto & Diesel Repair

4.6
(160 reviews)
Verified

A well-established local shop with a strong focus on both general auto repair and specialized diesel services. They have built a loyal customer base by providing reliable service on everything from routine maintenance on 1500-series trucks to major repairs on 2500/3500 HD models, including 4WD and transmission work.

444 W Juanita Ave, Gilbert, AZ 85233

Specialties & Features

4WD and towing system service
transmission repair
diesel engine service

Business Information

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

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

** The GMC repair market in Gilbert, Arizona, is robust and highly competitive, reflecting the area's affinity for trucks and SUVs. The average quality of service is high, driven by a well-informed customer base and the technical demands of modern GMC vehicles, particularly those with Duramax and Allison systems. Competition is fierce between dealership service centers and a strong contingent of independent, specialist shops. The independents often compete effectively by offering more personalized service, lower labor rates (typically $120-$150/hr vs. $160-$190/hr at dealerships), and deep technical expertise on specific systems. Pricing for specialized services like Duramax injector replacement or Allison transmission rebuilds is significant, but the top-tier independents provide a cost-effective and often more thorough alternative to dealerships, making the market favorable for discerning GMC owners.

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 Gilbert regulations and climate