2006 Chevrolet TrailBlazer EXT D933L at Harr Auto Worcester MA Harr Auto is conveniently located in Worcester MA and a short drive from: Boston | Shrewsbury | Holden | West Boylston | Boylston | Jefferson | Paxton | Cherry Valley | North Grafton | Auburn | Northborough | Millbury | Leicester | Sterling | Rutland | Rochdale | Clinton | Grafton | Berlin | Westborough If you have any questions please contact Harr below: Call us: 1.800.213.