The Best GMC Repair in Hacienda Heights, CA

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

#1

All Pro Automotive

4.8
(280 reviews)
Verified

A highly reputable, family-owned auto repair shop known for its technical expertise and honest service. While they service all makes and models, they have developed a strong reputation for handling complex diagnostics and repairs on American trucks and SUVs, including GMC. Their technicians are ASE Certified and have extensive experience with the Duramax and EcoTec engine platforms, as well as Allison transmissions.

3112 S Hacienda Blvd, Hacienda Heights, CA 91745

Specialties & Features

Duramax diesel service
Allison transmission repair
EcoTec engine diagnostics

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Hixco Automotive & Transmission

4.7
(180 reviews)
Verified

Hixco has been a trusted name in the Hacienda Heights community for decades, with a specific focus on transmission and drivetrain services. They are a top-tier choice for complex transmission work, including the robust Allison transmissions found in HD GMC trucks and the newer 10-speed models. Their services naturally extend to the 4WD and towing systems that are integral to these vehicles.

1605 S Hacienda Blvd, Hacienda Heights, CA 91745

Specialties & Features

Allison transmission repair
4WD and towing system service
heavy-duty truck suspension

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

G&M Auto Service Center

4.6
(120 reviews)
Verified

G&M Auto provides comprehensive automotive care with a strong emphasis on customer service and diagnostic accuracy. They are a solid choice for general GMC maintenance and repair, including towing package maintenance and EcoTec engine service. They are particularly noted for their work on SUVs like the GMC Acadia and Terrain, which includes servicing their luxury and electronic features.

944 S Hacienda Blvd, Hacienda Heights, CA 91745

Specialties & Features

EcoTec engine diagnostics
towing package maintenance
Denali luxury features and electronics

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Hacienda Heights

** The GMC repair market in Hacienda Heights is characterized by a handful of highly competent, long-standing independent shops rather than a saturated, high-competition environment. The quality of service is generally high, as these established businesses compete on reputation and specialized expertise rather than price alone. The proximity to major transportation routes (like the 60 Freeway) means these shops are accustomed to servicing vehicles used for work and towing, reinforcing their experience with heavy-duty systems. Typical pricing is in the upper-mid range for the Los Angeles area, reflecting the specialized knowledge and diagnostic equipment required for modern GMC trucks and SUVs, especially for diesel, transmission, and electronic systems. Labor rates are typically between $150 - $180 per hour. Customers are generally loyal to these established providers, citing trustworthiness and expertise as the primary factors over dealership alternatives, which are located in neighboring cities. For highly specialized diesel or transmission work, shops like All Pro Automotive and Hixco are considered destination locations within the region.

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 Hacienda Heights regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in Hacienda Heights, CA

What are the most common GMC repair issues seen by shops in Hacienda Heights?

In Hacienda Heights, common issues include transmission problems in models like the Sierra and Acadia, electrical system glitches, and suspension wear exacerbated by local road conditions on streets like Colima Road and the 60 Freeway. Engine-related check engine lights, often due to sensor or emissions system faults, are also frequently diagnosed.

How can I find a reputable, specialized GMC repair shop in Hacienda Heights?

Look for shops with ASE-certified technicians, specific GMC/GM diagnostic tooling, and strong local reviews on platforms like Google or Nextdoor. A quality shop will often be a member of the Hacienda Heights community, such as the Hacienda Heights Business Council, and should willingly provide references from local GMC owners.

Are repair costs for my GMC generally higher at a dealership versus an independent shop in Hacienda Heights?

Yes, dealership service departments typically have higher labor rates and OEM parts costs. Many independent shops in Hacienda Heights offer comparable quality with aftermarket or OEM-equivalent parts at a lower price, providing significant savings for out-of-warranty vehicles while still accessing the necessary technical service information.

When should I seek immediate service for my GMC in our local climate?

Given Southern California's heat, immediately address cooling system warnings, overheating, or AC failures to prevent engine damage. Also, seek prompt service for any brake issues or unusual steering vibrations, especially before navigating the steep hills in areas like Hacienda Heights' northern residential streets.

What local considerations should I keep in mind for GMC maintenance in Hacienda Heights?

The dry, dusty environment and frequent stop-and-go traffic on major routes like Hacienda Boulevard accelerate air filter and brake pad wear. It's also wise to have your suspension and alignment checked regularly due to potholes and road wear, and ensure your shop properly disposes of fluids in compliance with California's strict environmental regulations.