Lansing Offices
Oldsmobile Plant 1
1001 Olds Avenue
Lansing, MI  48915
Phone: (248) 932-9600 ext 1100

Fisher Body Plant 6
401 N Verlinden Avenue
Lansing, MI  48915
Phone: (248) 932-9600 ext 1604 

Pontiac Office
Truck Validation Center
25 Rapid Street
Pontiac, MI 48341

Ohio Office
10967 Hamilton Cleves Hwy
Harrison, OH 45030
Phone: (513) 738-4043
Fax:   (248) 406-4114

Muncie Office
1200 West 8th Street
Muncie, IN 47302