The Best GMC Repair in Tempe, AZ

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

#1

RPM Diesel & 4x4

4.8
(240 reviews)
Verified

Widely regarded as the premier specialist for diesel and 4x4 trucks in the Valley. RPM has built its reputation on deep technical expertise, particularly with complex Duramax diagnostics and performance, Allison transmission servicing, and sophisticated 4WD system repairs. They are a go-to for heavy-duty owners who use their trucks for serious towing and off-road applications.

2025 E University Dr, Tempe, AZ 85281

Specialties & Features

Duramax diesel service
Allison transmission repair
4WD and suspension systems

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Certified Auto Specialists

4.7
(180 reviews)
Verified

A long-standing, family-owned shop known for its master-level technicians and commitment to dealer-level diagnostics without the dealer price. They have extensive experience with the full range of GMC vehicles, from EcoTec3/ECOTEC3-powered SUVs to Denali trim levels, with a strong focus on electrical systems and complex electronic troubleshooting.

1855 E Broadway Rd, Tempe, AZ 85282

Specialties & Features

EcoTec engine diagnostics
Denali electronics
General Motors transmission service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

TransTempe Automotive

4.6
(150 reviews)
Verified

While their name highlights transmissions, this shop is a full-service expert on American-made trucks and SUVs. They are particularly adept with the GM 10-speed and Allison automatic transmissions, and they complement this with comprehensive service on towing packages, brake controllers, and suspension systems tailored for heavy loads.

3140 S McClintock Dr, Tempe, AZ 85282

Specialties & Features

Allison
10-speed transmission repair
towing package maintenance
heavy-duty suspension

Business Information

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

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

** The GMC repair market in Tempe is competitive and of generally high quality, benefiting from its proximity to a major metropolitan area (Phoenix) and a climate that is demanding on vehicle cooling and electrical systems. The market is segmented into three primary tiers: 1. **Dealership Service Centers:** Offer the latest OEM tools and training but at a premium price. They are best for warranty work and very new model-specific issues. 2. **High-End Specialists (like RPM Diesel):** These shops dominate the niche for diesel, heavy-duty, and performance-oriented repairs. They often attract customers from across the Phoenix metro area due to their specialized expertise, and their pricing reflects this high-demand, specialized knowledge. 3. **Established Generalists with GM Expertise (like Certified Auto & TransTempe):** These shops form the backbone of the market, providing reliable, high-quality service for the broadest range of GMC vehicles at a more accessible price point than dealers or ultra-specialists. They succeed through reputation, longevity, and deep community roots. Typical labor rates in Tempe range from **$130 - $180 per hour**, with specialists commanding the higher end. The presence of Arizona State University and a large commuter population ensures a steady demand for service, pushing shops to maintain high standards to remain competitive.

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 Tempe regulations and climate