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Why Certified Service?

Your vehicle deserves expert care from the people who know it better than anyone else. We employ factory-trained technicians who use state-of-the-art technology and equipment to help you keep your vehicle running like new. Trust your vehicle to the Certified Service experts. Simply click on the tab or call to schedule an appointment today.

Service Specials

OIL & FILTER Change

Receive an Oil & Filter Change, Tire Rotation, and Multi-Point Inspection for $85.95 for 6-quart, $95.95 for 8-quart plus tax and shop supplies.

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BRAKE ROTOR REBATE

Receive up to $40 REBATE† on Genuine brake rotor replacement ($10.00 rebate per rotor).

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BRAKE PAD REBATE

Receive up to $40 REBATE† on front and rear GM Genuine brake pad replacement.

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Battery Rebate

$20.00 rebate on A/C Delco Gold professional battery.

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FOUR WHEEL ALIGNMENT

Receive $10 off any four-wheel alignment.

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Military Discount

Cadillac is honored to support those who serve our country by offering a 10% discount on your repair or service. Maximum $100.00.

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MAJOR SERVICE DISCOUNT

10 % off any many maintenance service. Max discount $50.00

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Spend & Save

$100.00 = $10.00 DISCOUNT
$200.00 = $20.00 DISCOUNT
$300.00 = $30.00 DISCOUNT
$400.00 = $40.00 DISCOUNT
$500.00 = $50.00 DISCOUNT

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Summer Savings Road Trip Bundle

Includes oil & filter change, engine air filter change, wiper blade replacement, tire rotation, battery test & multi-point inspection.

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Cabin Filter Rebate

Receive a $10.00 rebate on A/C Delco original Equipment Cabin filter.

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A service tech guy inspecting a vehicle

Multi-Point Vehicle Inspection

With your Multi-Point Vehicle Inspection, you get a thorough assessment of your vehicle by the Certified Service experts. So protect yourself and your automotive investment with a comprehensive vehicle inspection at your Hennessy Cadillac Dealer today.

Professional maintenance you can rely on

When it’s time for vehicle maintenance or repair, visit the Cadillac Certified Service experts to handle all your vehicle needs. Nobody knows your vehicle better than these trained automotive service professionals, so from oil changes to engine replacements, let the Certified Service experts take care of everything.

Service technician inspecting a vehicle.

Looking For New Tires?

Your vehicle's tires are the first and only contact with the road, so it is important to choose the right set when replacing them. Hennessy Cadillac has Certified Service experts that will handle all of your tire needs. From checking tire wear to tire pressure our team can help you find new tires for your vehicle.

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Service technician doing an oil change

Need An Oil Change?

Your vehicle may be trying to tell you something – Oil Life Monitoring Systems let you know when it’s time for an oil change. And our Certified Service experts can recommend what’s best for your vehicle. Schedule an appointment today.

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A closeup shot of a service technician's hand replacing a car battery

Having Battery Trouble?

Your vehicle’s battery provides energy to start the engine, plus it supplies power to accessories when the engine is not running. The cold of winter and the heat of summer can affect your auto battery. See us for your vehicle’s battery needs.

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Service technician replacing brakes

Brakes Need Replacing?

Stopping power is crucial to a safe and successful driving experience. When you need brake service, visit Hennessy Cadillac and our GM Certified Service experts will recommend quality new brakes.

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Contact Us

Main 678-813-5335 Sales 678-813-5335
3377 Satellite Blvd
Duluth, GA 30096
Glovebox
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Call Us

Contact Us

Main 678-813-5335 Sales 678-813-5335
3377 Satellite Blvd
Duluth, GA 30096
Glovebox
Hennessy Cadillac 33.9653, -84.1281.