Buick/GMC Owners

THE BENEFITS OF CERTIFIED SERVICE
When it's time for vehicle maintenance, let the Certified Service experts handle it. From oil changes to engine replacements, nobody knows your vehicle better than these highly trained professionals. They'll take care of your vehicle and help get you back on the road. 

Owner Center / Owner's Manual

Service records, diagnostic reports, warranties, and more - Owner Center is your online information center and is the best resource to help you maintain the health of your vehicle.   

OnStar

When it comes to feeling safe and secure on the road, GM offers the reliable connectivity of OnStar, which comes standard for the first 3 months. Features such as Roadside Assistance*, emergency services+ and Advanced Diagnostics# can help you stay informed and aware, and help keep your vehicle operating at peak performance.

*Roadside service provided by Allstate Roadside Services. Visit onstar.com for details and system limitations. Services vary by model and conditions. +Visit onstar.com for coverage map, details and system limitations. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. #Services vary by model and conditions. Requires active OnStar service, email address on file, and enrollment in Advanced Diagnostics. 

Recalls

Hennessy Buick GMC is committed to your safety. We are here to help you understand vehicle recalls and what steps you should take if your vehicle is affected.

Protection Plans

Experience Buick Protection

When you purchase or lease a new Buick, it's backed by protection worthy of Buick's reputation for quality. This protection doesn't require enrollment; anyone who purchases or leases a new Buick vehicle is automatically covered.  
4-year/50,000 mile* Bumper-to-Bumper Limited Warranty
6-year/70,000 mile* Powertrain Limited Warranty with no deductible 
*Whichever comes first. See dealer for details.

GMC Pro Grade Protection
When you purchase or lease a new GMC vehicle, it's backed by protection worthy of your GMC-Pro Grade Protection. This protection doesn't require special enrollment; anyone who purchases or leases a new vehicle is automatically covered. 
3-year/36,000-mile* Bumper-to-Bumper Limited Warranty
5-year/60,000-mile* Powertrain Limited Warranty 
*Whichever comes first. See dealer for limited-warranty details.