The Best GMC Repair in Frederick, MD

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

#1

Fitzgerald Auto Mall - Frederick GMC Service

4.5
(280 reviews)
Verified

As the area's premier authorized GMC dealership, their service department is staffed by factory-trained technicians using genuine GM parts. They are the definitive source for complex electrical diagnostics, warranty work, and the latest technical service bulletins for all GMC models, from the Sierra Denali to the heavy-duty 3500.

1010 West Patrick St, Frederick, MD 21703

Specialties & Features

Denali electronics
diagnostics
Duramax diesel service
Allison transmission repair

Business Information

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

Frederick Performance & Auto Repair

4.8
(150 reviews)
Verified

A highly-rated independent shop known for its technical expertise on performance and drivability issues. They have built a strong reputation for tackling complex problems on modern GM vehicles that other shops may avoid, with a significant focus on diesel performance and transmission servicing.

191 Baughman's Ln, Frederick, MD 21702

Specialties & Features

Duramax diesel service
EcoTec engine diagnostics
Heavy-duty suspension
towing

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

All Pro Auto & Transmission

4.6
(190 reviews)
Verified

While they service all makes, they have a dedicated GM and transmission specialty. Their name reflects their core competency, making them a leading independent option for Allison and 10-speed transmission repair and rebuilds. They also handle comprehensive 4WD and towing system service.

7412 Grove Rd, Frederick, MD 21704

Specialties & Features

Allison
10-speed transmission repair
4WD
towing system service
General GMC diagnostics

Business Information

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

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

** The GMC repair market in Frederick, Maryland, is robust and competitive, reflecting the region's high ownership of trucks and SUVs for both personal and commercial use. The market is bifurcated between the authorized dealership, which commands a premium for factory-direct expertise and OEM parts, and a strong segment of capable independent shops. * **Average Quality:** The quality is generally high, with several shops possessing specific, advanced certifications. Customers have viable options for both routine maintenance and highly specialized repairs. * **Competition Level:** Competition is strong. The dealership (Fitzgerald) sets the benchmark for brand-specific technical knowledge, while independents like Frederick Performance and All Pro compete on price, personalized service, and deep specialization in specific mechanical systems (e.g., diesel, transmissions). * **Typical Pricing:** Pricing tiers are clear. Dealership labor rates are typically the highest ($150-$180/hr), reflecting factory training and overhead. Reputable independents offer more competitive rates ($120-$150/hr), often using high-quality aftermarket or OEM parts to provide cost savings. Specialized services, particularly Duramax or transmission work, command premium rates across the board due to the required expertise and equipment.

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 Frederick regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in Frederick, MD

What are the most common GMC repair issues you see in Frederick, MD, and are they related to our local driving conditions?

In Frederick, we frequently address suspension and brake wear due to our mix of historic brick roads, rural routes, and winter road treatments. For GMC trucks and SUVs like the Sierra and Acadia, issues with the climate control system and electrical components are also common, which can be exacerbated by Maryland's humid summers and variable temperatures.

How do I find a reputable, specialized GMC repair shop in the Frederick area?

Look for shops that are ASE-certified and have specific experience with GM vehicles, as their complex electronics often require specialized training. In Frederick, reputable shops will often be members of the Frederick County Chamber of Commerce or have strong local reviews highlighting their expertise with trucks and SUVs, which are popular here.

When should I seek service from a local Frederick GMC specialist versus the dealership?

For complex computer/ECM issues, major transmission work, or warranty-covered repairs, the dealership may be necessary. For most routine maintenance, brakes, suspension, and engine repairs, a trusted local Frederick specialist can provide comparable quality, often with greater convenience and more personalized service at a lower cost.

What is a reasonable price range for common GMC repairs like brake service or suspension work in Frederick?

Pricing varies by model, but for a GMC Sierra or Terrain, a brake pad and rotor replacement typically ranges from $350-$600 per axle. Suspension repairs, such as strut replacement, can range from $500-$900. Always request a detailed written estimate, as prices in Frederick can be influenced by parts availability and the shop's specialized labor rates.

Are there any local Frederick factors I should consider for maintaining my GMC?

Yes, Frederick's climate is key. Prepare for winter by ensuring your 4WD/AWD system is serviced and using all-weather or winter tires for trips to nearby mountainous areas. Also, frequent washing, especially underneath, is recommended to combat corrosion from winter salt and brine used on roads like I-70 and I-270.