CSN 427 Auto Collision

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All Certifications

What We Do

GM Collision Repair with Our Expert Technicians

When an accident happens to your GM vehicle, CSN 427 Auto Collision has you covered. As an official GM Certified Collision Centre and one of only two shops in the GTA with special aluminum certifications for both the C8 Corvette and Cadillac CT6, we're part of both the certified GM Collision Repair Network (CRN) and Cadillac Aluminum Repair Network (CARN). This exclusive certification allows us to access restricted structural parts that non-certified shops cannot purchase from GM dealerships.

Our factory-trained technicians have undergone additional specialized training and use advanced equipment specifically required for these aluminum-frame vehicles. Whether you drive a Corvette, Silverado, Sierra, Cadillac, or any GM vehicle, we have the expertise to restore it to factory specifications—maintaining the safety, performance, and reliability you expect.

The C8 Corvette's aluminum frame and the CT6's complex structural components require precision that only certified shops can deliver. These vehicles feature high-pressure die-cast aluminum parts, carbon fibre components, and ultra-lightweight materials that demand specialized repair techniques to maintain their structural integrity and performance.

From minor dents to significant collision damage, our certified experts understand GM's engineering standards and advanced safety systems inside and out, ensuring your vehicle's appearance, performance, and resale value are fully preserved.

Ready to get started? Book your GM repair online or reach out for a consultation. We'll handle the rest and get you back on the road with confidence.

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Tesla Collision Repair ↗

GM Collision Repair - CSN 427 Auto Collision

GM Auto Body Repairs

Using our advanced diagnostic tools and specialized equipment, which are specifically designed for aluminum-frame vehicles like the C8 Corvette and Cadillac CT6, we can accurately assess the damage to your car quickly and efficiently. As one of only two collision centres in the GTA certified in both the GM Collision Repair Network (CRN) and Cadillac Aluminum Repair Network (CARN), we have exclusive access to restricted structural parts that non-certified shops cannot obtain.

Our factory-trained team has undergone additional specialized training to repair any damage to the body, including dents, bumps, panel replacements, and bumper repairs—all in accordance with GM specifications. Whether repairing traditional steel components or complex aluminum structures, we ensure your GM vehicle is restored to its original safety standards and performance capabilities.

Tesla Paint Refinishing - CSN 427 Auto Collision

GM Paint Refinishing

We specialize in multi-stage paint refinishing to restore showroom-ready shine and luster on your GM car. We have traditional paint booths as well as one two-chamber booth for quicker and more efficient repairs. No matter which is used, we guarantee a flawless finish that matches your vehicle's original colour.

GM Windshield & Glass Repairs

Whether it's a rock chip, a cracked glass panel, or a damaged windshield, our experts will thoroughly assess the damage and perform the replacement as needed.

Tesla Scratch & Dent Repairs - CSN 427 Auto Collision

GM Structural Aluminum Repairs

From exclusive Corvette C8 to Cadillac CT6 models, our certified technicians are trained and equipped to perform factory-approved aluminum structural repairs. As one of only a few GM-authorized collision centres in the GTA, we use specialized tools and equipment to restore restricted aluminum components with precision, ensuring your vehicle retains its original strength, performance, and finish for years to come.

Contact Us For Collision Repair - CSN 427 Auto Collision

GM Dent & Scratch Removal

From minor dings to significant scratches, we thoroughly inspect your GM for damages using advanced diagnostic tools. That way, we can properly restore it to its original condition with a flawless finish that will stand the test of time.

Windshield & Glass Repair - CSN 427 Auto Collision

GM Paintless Dent Removal

No matter how small a dent may be, it can be frustrating to see on your GM. We can erase any and all imperfections with paintless dent removal, leaving your GM sleek and pristine, ready to turn heads on the road.

Tesla Mechanical Repairs - CSN 427 Auto Collision

GM Mechanical Repairs

Our team can diagnose and repair mechanical damage caused by collisions that may harm critical electrical systems connected to headlights, taillights, batteries, and navigation systems. We will also address any problems with your engine, brakes, steering, HVAC, and more.

Insurance Partners in Toronto and the GTA

Spanning over five decades of commitment to excellence, we're proud to be a trusted partner of the best insurance companies in the industry. Through our collaborations, we strive to ensure a seamless and stress-free claims and repair process for our customers.

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Overview

Our Comprehensive GM Repair Process

Our comprehensive repair process is designed to get you back behind the wheel with confidence. We combine precise workmanship with transparent communication at every step. Here's how our GM collision repair process works:

Step 1

Thorough Damage Assessment

We begin with a thorough inspection of your GM vehicle's damage. Our certified technicians use advanced diagnostics, including computerized measuring systems and electronic diagnostics, to uncover all issues, even those not immediately visible. We take the time to understand the full scope of collision damage to create an accurate repair plan.

Step 2

Detailed Disassembly & Estimation

Our technicians carefully disassemble the affected areas of your vehicle to evaluate any hidden or secondary damage. This detailed teardown lets us prepare a comprehensive, accurate estimate for all necessary repairs. We'll also work with your insurance provider to streamline the claims process. If you prefer to pay out-of-pocket, our pricing will be transparent and fair.

Step 3

Bodywork & Painting

Our skilled team performs structural repairs and bodywork with factory-approved techniques, restoring the integrity of your GM vehicle's frame and panels. We then prep and refinish the exterior using GM-approved paint for a flawless colour match. Whether fixing an aluminum panel on your Cadillac or repairing a scratch on your Silverado, we ensure the finish is as pristine as the day your vehicle left the factory.

Step 4

Expert Reassembly

Once repairs and painting are complete, every component, from body panels to fasteners and wiring connectors, is put back with precision. Our technicians double-check that all electrical, sensor, and mechanical systems are correctly connected and calibrated according to GM specifications.

Step 5

Rigorous Quality Inspection

We conduct a rigorous multi-point inspection and road test before we return your vehicle, adhering to the strict quality standards required as a certified GM Collision Repair Network (CRN) and Cadillac Aluminum Repair Network (CARN) shop. We verify that safety systems (including GM's advanced driver assistance features) are calibrated and functioning correctly and that your car looks and performs flawlessly. Finally, we detail your GM vehicle so it's clean and ready for the road.

Your satisfaction is our priority. We'll walk you through the repairs and happily answer any questions when you pick up your vehicle.

GM Collision Repair CTA - CSN 427 Auto Collision

If you’ve been in a collision, call us at (416) 259-6344 today.

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Specially certified to repair all GM makes and models with factory-approved techniques and genuine GM parts.

One of only two shops in the GTA holding the unique Cadillac Aluminum Repair Network certification, allowing us to perform structural repairs on the most advanced GM models.

Authorized to purchase and install restricted structural components for the Cadillac CT6 and C8 Corvette that non-certified shops cannot obtain.

Specialized training and equipment to properly repair aluminum and carbon fibre components found in GM's premium and performance vehicles.

Direct access to GM technical resources, ensuring every repair meets exact manufacturer specifications.

4.7

2000+ Reviews

Painting

Body & Trim

CSN 427 Auto Collision provided me with amazing customer care and service. Michael was very professional and super knowledgeable. The ladies at the front desk were also very sweet. Customer service at Enterprise car rental were all great as well;) I would highly recommend CSN 427 Auto Collision in Toronto to friends and family! They did a terrific job repairing my car. It truly looks brand new;) It was my second time repairing my car there and the results are phenomenal!!!!!! Thank you guys.

Marcia Paulos

1/5

Amazing service, which included openly addressing the issues and resolution, providing realistic communication on deliverables. The icing on the cake, completing the job before the weekend, which made the whole experience the best.

Jason Dalmeida

2/5

Painting

Auto Glass Repair

Body & Trim

427 auto repaired my brand new car after it was involved in an accident. They were very helpful in the entire process in dealing with insurance, the towing company and repairing my car. The car is as good as when I got it from the dealership, the car was cleaned and some complementary items were given to me as well. Great people, great service, and an overall great experience. Thank you

Mack Clark

3/5

Auto Glass

Body & Trim

Would I recommend CSN 427 to my "Best Friend?" Without hesitation. Would I personally choose to take my car again to CSN 427 and drive from Hamilton to Toronto for their service? Absolutely, unequivocally, and without delay. They did an absolutely fantastic repair to my Tesla. The work was flawless. Thanks very much CSN 427.

Chris Harris

4/5

Painting

Body & Trim

Reception staff are extremely friendly and helpful. The take-in process technician is professional and knowledgeable. The repair on my car bumper, fenders and others is just beyond my expectations. A lot of integrity in services. No doubt it is one of the most trusted and reliable for all car owners. Thanks so much Auto 427.

Yen Yenson

5/5