Your HUMMER experience didn’t end when you drove out of the dealership.
Find all the information and support you’ll need for your ongoing adventures here.
OWNER RESOURCES
OWNER CENTER
This one-stop resource is the gateway to your GM owner experience.
VISIT GM OWNER CENTER
CERTIFIED SERVICE
Find a dealer whose authorized technicians are as advanced as the HUMMER vehicles they service.
- VISIT CERTIFIED SERVICE
- MAINTENANCE AND REPAIR
MANUALS
No thick manual to clutter up your glove compartment here — your guide to everything about your HUMMER is online in one easy-to-view PDF.
PICK YOUR MODEL AND YEAR
PARTS & ACCESSORIES
Insist on GM parts for your HUMMER — designed and tested for quality and dependability.
VISIT PARTS & ACCESSORIES
WARRANTY
Most HUMMER vehicles come backed with the confidence of our 100,000-mile/5-year Powertrain Limited Warranty, combined with Roadside Assistance and Courtesy Transportation Programs.*
LEARN MORE
ONSTAR®
With OnStar, you’re never far from help in a crash — or more than a button push away from finding the things you want.†
LEARN MORE
* From original in-service date. Whichever comes first. See dealer for details.
† Visit onstar.com for coverage map, details and system limitations. Services vary by model and conditions. Not available in certain areas.
