The Best GMC Repair in Pierce, CO

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

#1

Ault Auto & Diesel

4.7
(180 reviews)
Verified

A highly reputable, family-owned shop located a short drive from Pierce in Ault. They are widely recognized as the leading diesel and transmission specialists in Weld County. Their technicians have extensive experience with GM platforms, particularly the Duramax/Allison powertrain combination common in HD trucks. They are equipped to handle everything from complex diagnostics to major overhauls.

101 1st St, Ault, CO 80610

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Greeley Auto Care

4.6
(250 reviews)
Verified

A well-established, full-service shop in the larger hub of Greeley. They hold several ASE certifications and have specific technicians trained on GM electrical and electronic systems. This makes them an excellent choice for diagnosing and repairing issues with Denali luxury features, infotainment systems, and integrated towing package electronics.

2530 8th Ave, Greeley, CO 80631

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Eaton Truck & Auto

4.5
(90 reviews)
Verified

Located in the neighboring town of Eaton, this shop has built a strong reputation for its work on American trucks and SUVs. They offer comprehensive service, with a particular focus on 4WD system maintenance, suspension lifts/repairs for heavy-duty use, and routine towing package inspections. They are a trusted local provider for farmers and ranchers in the area who rely on their GMC trucks.

109 Collins St, Eaton, CO 80615

Specialties & Features

4WD and towing system service
Heavy-duty truck suspension
General GMC maintenance

Business Information

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

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

** The GMC repair market in Pierce, Colorado, and its immediate surrounding area (Weld County) is characterized by a reliance on skilled, independent shops rather than dealerships, which are located further away in cities like Fort Collins or Greeley. Due to the rural and agricultural nature of the region, expertise in diesel engines, heavy-duty suspensions, and 4WD systems is a common and critical strength among the top-tier providers. The competition level is moderate; while there are several general mechanics, only a handful possess the specific tooling, software, and certified expertise for complex GMC systems like the Duramax/Allison or Denali electronics. The average quality of these specialized shops is high, as they survive by building long-term trust within the community. Pricing is typically competitive with dealerships but often with more personalized service and shorter wait times. Customers should expect labor rates in the $120-$150/hour range for this level of specialized service. For residents of Pierce, a 15-25 minute drive to Ault, Eaton, or Greeley is standard procedure for accessing top-quality GMC specialist care.

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 Pierce regulations and climate