The Best GMC Repair in Chino Hills, CA

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

#1

A&D Auto Care & Smog

4.9
(280 reviews)
Verified

A&D Auto Care is a top-rated, family-owned shop known for its exceptional customer service and technical expertise. They have multiple ASE Certified technicians and consistently receive praise for their diagnostic accuracy and honest service. They are a full-service repair center well-equipped to handle everything from complex EcoTec3 engine diagnostics to transmission services and advanced electrical systems on Denali models.

4206 Chino Hills Pkwy, Chino Hills, CA 91709

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
Denali electronics
features

Business Information

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

Chino Hills Automotive

4.8
(190 reviews)
Verified

With a long-standing presence in the community, Chino Hills Automotive has built a reputation for reliability and high-quality workmanship. They specialize in both domestic and import vehicles, with a significant portion of their work dedicated to GM trucks and SUVs. They are a go-to for suspension work, 4WD system service, and general maintenance for heavy-duty GMC models used for towing.

15334 Pipeline Ln, Chino Hills, CA 91709

Specialties & Features

Heavy-duty truck suspension
4WD system service
towing package maintenance

Business Information

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

Chino Hills Transmissions

4.7
(150 reviews)
Verified

As the name implies, this shop is a transmission specialist, which is critical for GMC owners with the complex Allison and newer 10-speed units. While they focus on transmissions, their expertise extends to the entire drivetrain, making them an excellent choice for differential, transfer case, and driveline repairs commonly needed on 4WD and towing vehicles. They are the premier specialist for any transmission-related issue.

13971 Norton Ave, Chino Hills, CA 91709

Specialties & Features

Allison transmission repair
10-speed transmission service
4WD drivetrain diagnostics

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Chino Hills

** The GMC repair market in Chino Hills is characterized by high-quality, independent shops that compete directly with the local dealership. The average quality of service is very high, as evidenced by the consistently excellent reviews for the top-tier providers. Competition is strong, which benefits the consumer by driving a focus on customer service and fair pricing. * **Average Quality:** High. The leading independent shops often exceed dealership levels in customer satisfaction ratings. * **Competition Level:** Moderate to High. Customers have several excellent options, forcing shops to maintain high standards. * **Typical Pricing:** Pricing is competitive. Independent specialists typically offer labor rates 20-30% lower than the dealership, while using the same or higher quality parts. A complex diagnostic session can range from $150-$250, while major services like a transmission rebuild on a Duramax/Allison combo can range from $4,500 to $7,000+, depending on the vehicle and extent of work required. For the most specialized diesel engine work (e.g., major Duramax internal repairs), residents may need to look to dedicated diesel shops in adjacent cities like Corona or Ontario, as Chino Hills itself is more residential. However, for the vast majority of GMC service needs—including diagnostics, maintenance, and repair of the specified systems—the providers listed above represent the best in the local market.

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 Chino Hills regulations and climate

Frequently Asked Questions

Common questions about gmc repair services in Chino Hills, CA

What are the most common GMC repair issues you see for vehicles driven in the Chino Hills area?

Due to our local climate and driving on routes like the 71 and 60 freeways, common issues include air conditioning system strain, brake wear from stop-and-go traffic, and engine overheating. For GMC trucks and SUVs like the Sierra and Acadia, suspension component wear from our varied terrain is also frequent.

How can I find a reputable and trustworthy GMC repair shop in Chino Hills?

Look for shops with GM or GMC-specific certifications (like ASE Master Technicians) and strong local reviews on platforms like Google and Nextdoor. A quality shop will specialize in domestic trucks and SUVs, use OEM or high-quality parts, and be transparent about diagnostics and estimates.

When should I seek service for my GMC's transmission, especially given Chino Hills' hilly terrain?

Seek service immediately if you notice hesitation, rough shifting, or burning smells, as our local hills put extra strain on transmissions. For preventative care, adhere strictly to your model's service intervals for fluid changes, which is critical for vehicles navigating areas like the Chino Hills State Park access roads.

What is a typical price range for common GMC repairs at local Chino Hills shops?

Pricing varies by model and repair, but common services like brake pad replacement typically range from $250-$450 per axle, while a more complex repair like a suspension strut replacement can be $500-$900. Always request a detailed written estimate, as labor rates in the Inland Empire are generally competitive.

Are there any local Chino Hills regulations or considerations that affect GMC repairs, like emissions testing?

Yes, California's strict Smog Check requirements apply. Repairs affecting emissions systems (like check engine lights) must be addressed to pass biennial testing. Additionally, using California Air Resources Board (CARB)-approved aftermarket parts for any emissions-related repair is mandatory for compliance.