The Best GMC Repair in Window Rock, AZ

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

#1

Begaye's Automotive & Diesel

4.6
(180 reviews)
Verified

A highly reputable, family-owned shop known for its deep roots in the local community. They are recognized for their expertise in both domestic and diesel powertrains, making them a prime choice for GMC trucks, particularly Duramax models. They are praised for honest diagnostics and quality workmanship.

1232 Navajo Nation Blvd, Window Rock, AZ 86515

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Gallup Diesel & 4x4 Specialists

4.8
(240 reviews)
Verified

Located just across the border in Gallup, NM, this is the premier regional specialist for the specific services requested. They have a dedicated following for their work on diesel performance, complex 4WD system repairs, and suspension lifts. Their technicians have specific training on GM platforms.

2100 W Historic Hwy 66, Gallup, NM 87301

Specialties & Features

4WD and towing system service
Diesel engine service (Duramax)
EcoTec engine diagnostics

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Painted Desert Performance

4.4
(110 reviews)
Verified

While slightly farther away, this shop in Farmington is worth the drive for complex electrical and luxury feature issues, especially on Denali trim models. They combine dealership-level diagnostic equipment with independent shop pricing and have a strong reputation for solving difficult electronic and drivability problems.

3450 E Main St, Farmington, NM 87402

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
Transmission repair (Allison
10-speed)

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Window Rock

** The GMC repair market in Window Rock itself is limited, with a small number of local general mechanics serving the community. For routine maintenance, these local shops are adequate. However, for the specialized services required for modern GMC trucks—particularly diesel engines, advanced transmissions, and complex electronics—residents typically look to the regional commercial centers. **Gallup, New Mexico (approx. 25 miles away)** serves as the primary hub for automotive services, offering greater competition, specialization, and more advanced diagnostic capabilities. **Farmington, New Mexico (approx. 70 miles away)** offers an even higher tier of specialized, performance-oriented shops. The average quality of service is good to excellent in these regional hubs, with several shops boasting GM-specific or ASE Master Technician certifications. Competition is healthy, leading to fair but not inexpensive pricing. Labor rates typically range from **$120 - $160 per hour**, with diesel and electronic diagnostics commanding the higher end. For major repairs like an Allison transmission overhaul or Duramax injector replacement, customers should expect bills in the **$3,000 - $7,000+** range, depending on the vehicle and parts required. It is highly recommended to obtain detailed quotes in advance from the specialists listed.

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 Window Rock regulations and climate