The Best GMC Repair in San Pedro, CA

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

#1

G&V Auto Service

4.8
(240 reviews)
Verified

A highly reputable, family-owned shop known for its technical expertise with modern, complex vehicles. They are particularly praised for their diagnostic capabilities and honest service. Their technicians have advanced training and specialize in the full range of GMC trucks and SUVs, from heavy-duty diesels to Denali trims.

1400 N Gaffey St, San Pedro, CA 90731

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
diagnostics

Business Information

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

San Pedro Diesel & Auto Repair

4.6
(180 reviews)
Verified

As the name implies, this shop has a strong focus on diesel powertrains, making them a prime choice for GMC Sierra 2500/3500 HD owners. They handle everything from routine maintenance to major engine overhauls on Duramax engines and are equally proficient with the accompanying Allison transmissions and heavy-duty towing systems.

929 N Western Ave, San Pedro, CA 90732

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

LBC Auto & Truck Repair

4.7
(190 reviews)
Verified

While technically located just across the border in Long Beach, this shop serves the entire San Pedro area and is frequently recommended by local GMC owners. They offer a comprehensive service menu that covers both gasoline (EcoTec) and diesel engines, transmission services, and advanced electrical diagnostics for luxury features.

2300 Redondo Ave, Signal Hill (Long Beach), CA 90755

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
Allison transmission repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in San Pedro

** The GMC repair market in San Pedro is characterized by a few high-quality, independent specialists rather than a high volume of general mechanics. Given San Pedro's status as a major port and industrial hub, there is significant demand for expert service on heavy-duty trucks and vehicles used for towing. This has fostered a competitive environment where shops must demonstrate proven expertise with complex systems like Duramax diesel and Allison transmissions to succeed. The average quality of GMC-specific shops is high, as the ones that have established longevity have done so through reputation and specialization. Competition is strong among the top-tier independents, but they are differentiated from national chains by their deeper technical knowledge and personalized service. Pricing is typically at a premium compared to non-specialist shops, reflecting the higher level of training, specialized diagnostic tools, and expertise required for modern GMC vehicles. Customers can expect to pay for quality but generally report high satisfaction and trust in the leading providers.

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 San Pedro regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in San Pedro, CA

What are the most common GMC repair issues for vehicles driven in San Pedro's coastal climate?

The salty, humid ocean air in San Pedro can accelerate corrosion, particularly on brake lines, exhaust components, and undercarriage parts. GMC trucks and SUVs also commonly require service for suspension components worn by the area's mix of port-area roads and freeway commuting, as well as for air conditioning systems used heavily in our mild climate.

How can I find a reputable, specialized GMC repair shop in San Pedro?

Look for shops with certified GMC/GM technicians (ASE or GM-specific credentials) and those that use genuine or OEM-equivalent parts. Check reviews specifically mentioning repairs on GMC Sierras, Yukons, or Acadias, and consider established local shops familiar with the wear patterns from driving to the Port of LA and up the 110 Freeway.

When should I seek immediate service for my GMC in San Pedro versus scheduling a routine appointment?

Seek immediate service for warning lights like check engine, brake, or oil pressure, unusual noises from brakes or steering, or overheating—especially before tackling steep grades like those on Gaffey Street. Schedule routine service for maintenance reminders, subtle changes in ride quality, or before a long trip inland where temperatures can be more extreme.

Are GMC repair costs in San Pedro generally higher than for other brands?

As trucks and SUVs, GMC models can have higher parts and labor costs for major repairs like transmission or 4WD systems compared to smaller vehicles. However, sourcing parts is efficient due to proximity to the Port of Los Angeles, and independent shops in San Pedro often provide more competitive pricing than dealerships for the same quality service.

What local San Pedro factors should I consider when choosing a GMC service shop?

Consider a shop's proximity to your daily routes for convenient drop-off, their ability to provide a loaner car or shuttle service within the San Pedro area, and their experience with the specific needs of GMC models commonly used for towing boats or trailers in the local maritime community.