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

SPEND & SAVE SPECIAL

You spend, you save! Spend $50-$99 Save $10, Spend $99-$199 Save $20, Spend $200-$299 Save $30, Spend $300-$399 Save $40, Spend $400-$499 Save $50.

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OIL & FILTER SPECIAL

$59.95 +tax and shop supplies for a full synthetic oil change on a 6 cylinder. $69.95+tax and shop supplies for a full synthetic oil change on a 8 cylinder.

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COMPLIMENTARY ALIGNMENT CHECK

Receive a complimentary alignment check. COUPON MUST BE PRESENTED AT WRITE-UP.

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TIRE PRICE MATCH GUARANTEE

WE MATCH PRICES ON TIRES. Provide us with a better price at the time of purchase, and we’ll match it. Find a better price within 30 days of the purchase, and we’ll refund the difference† Eligible tire brands: BFGoodrich, Bridgestone, Continental, Dunlop, Firestone, General, Goodyear, Hankook, Kelly, Michelin, Pirelli, and Uniroyal.

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FOUR WHEEL ALIGNMENT

Receive a four-wheel alignment for $129.95+tax and shop supplies.

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OIL & FILTER CHANGE, ROTATION, & INSPECTION SPECIAL

Receive an oil and filter change, tire rotation, and Multi-Point Vehicle Inspection for $89.95+tax and shop supplies.

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CABIN FILTER REPLACEMENT SPECIAL

Receive a cabin filter replacement for $70.95+tax and shop supplies.

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ENGINE & TRANSMISSION REBATE

Receive up to a $200 rebate with purchase of an eligible GM Genuine Engine, Transmission or Transfer Case for a Chevrolet, Cadillac, Buick, GMC, Pontiac, Oldsmobile, Saturn or Hummer (excludes Saab) vehicle and have them installed at a participating Chevrolet, Buick, GMC or Cadillac Dealer between May 1, 2021 and August 31, 2021.

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WIPER BLADE REPLACEMENT SPECIAL

Receive a wiper blade replacement for $40.00+tax and shop supplies.

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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.

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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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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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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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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Hennessy Cadillac 33.9653, -84.1281.