The Best GMC Repair in Lake Montezuma, AZ

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

#1

D & G Auto & Diesel Repair

4.8
(187 reviews)
Verified

A highly-rated, family-owned shop known for its expertise in both diesel and gasoline engines. They have built a strong reputation for honest diagnostics and quality workmanship on domestic trucks, with numerous reviews specifically praising their work on GMC Duramax and Allison transmission services.

1155 E Cornville Rd, Rimrock, AZ 86335

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Precision Auto & Diesel of Sedona

4.7
(214 reviews)
Verified

While located slightly farther away, Precision Auto & Diesel is a top-tier choice for complex diagnostics and repair, especially for high-end features found in Denali trims. Their technicians are skilled in modern automotive electronics and sophisticated drivetrain systems.

2350 W Hwy 89A #11, Sedona, AZ 86336

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Towing package maintenance

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes
#3

Cornville Auto Repair & Performance

4.6
(132 reviews)
Verified

A well-established local shop that caters to the needs of the Verde Valley's truck and SUV owners. They offer comprehensive service from routine maintenance to major repairs, with specific capabilities in 4WD systems and transmission work that are essential for GMC owners.

10788 E Cornville Rd, Cornville, AZ 86325

Specialties & Features

4WD and towing system service
Transmission repair
General GMC service and maintenance

Business Information

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

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

** The GMC repair market serving Lake Montezuma is characterized by a handful of high-quality, independent shops in the surrounding Verde Valley communities, rather than a high volume of competitors. There are no dedicated GMC dealerships within a 30-minute drive, which has created a niche for independent specialists who have invested in the necessary training and equipment. The average quality of these top-tier shops is very high, as they survive and thrive on reputation and word-of-mouth in a close-knit community. Competition is strong among the top 3-4 shops, driving a focus on customer service and technical excellence. Pricing is typically in the mid-to-upper range for the region, reflecting the specialized knowledge required for modern GMC trucks, especially their diesel and complex electronic systems. Customers should expect to pay a premium for genuine expertise on Duramax and Allison components, but this is offset by the high cost of incorrect repairs from less-qualified general mechanics.

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 Lake Montezuma regulations and climate