The Best GMC Repair in Arapahoe, CO

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

#1

The Diesel Specialist

4.8
(240 reviews)
Verified

A highly-focused independent shop known for its deep expertise in Duramax diesel engines and Allison transmissions. They are the go-to for complex diagnostics, performance tuning, and major repairs on heavy-duty GMC trucks (Sierra 2500/3500). Their technicians are known for clear communication and thorough work.

8421 S Park Meadows Center Dr, Littleton, CO 80124

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty towing system maintenance

Business Information

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

Centennial Automotive & Diesel

4.7
(180 reviews)
Verified

A full-service shop with a strong reputation for handling both gas and diesel-powered GMC vehicles. They excel at electrical system diagnostics, making them a great choice for issues with Denali luxury features, infotainment systems, and advanced driver-assist technologies. They also perform comprehensive suspension and 4WD service.

6899 S Holly Cir, Centennial, CO 80112

Specialties & Features

EcoTec engine diagnostics
Denali electronics and features
4WD system service

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

The Truck Shop

4.6
(150 reviews)
Verified

Specializes exclusively in pickup trucks and SUVs, with a significant portion of their business dedicated to GMC models. They are particularly praised for their work on suspension lifts, leveling kits, and ensuring towing packages are correctly calibrated and functioning for safe heavy-duty use.

15501 E Colfax Ave, Aurora, CO 80011

Specialties & Features

Heavy-duty truck suspension
towing package installation
maintenance
10-speed transmission service

Business Information

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

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

The GMC repair market in the Arapahoe County area is robust and highly competitive, reflecting Colorado's strong truck culture. The average quality of service is high, driven by knowledgeable consumers who demand expertise, particularly for diesel and 4WD systems. Independent specialists compete directly with dealership service departments, often winning business through more personalized service, lower labor rates, and deeper, brand-specific expertise. * **Average Quality:** High. Shops must demonstrate proven expertise to survive in this market. * **Competition Level:** Intense. Customers have many choices, from dealerships to generalists to highly-specialized independents. Reputation and word-of-mouth are critical. * **Typical Pricing:** Premium. Specialists command higher labor rates than general repair shops due to their advanced training, proprietary diagnostic tools, and expertise. However, they are typically 15-30% less expensive than dealerships for comparable services. A complex diesel injector repair, for instance, may range from $2,500-$4,500, while a suspension lift with alignment can range from $3,000-$6,000, depending on components.

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 Arapahoe regulations and climate