Opel encourages customers to call
the toll-free number for assistance.
However, if a customer wishes to
write or e-mail Opel, the letter
should be addressed to:
United States and Puerto Rico
Opel Customer Assistance Center
P.O. Box 33136
Detroit, MI 48232-5136
www.Opel.com
1-800-521-7300
1-800-832-
The diagnosis and repair procedures in a GM Service Manual contain both
general and specific Dangers,
Warnings, Cautions, Notes or Importants. GM is dedicated to the presentation of
service information that
helps the technician to diagnose and repair the systems necessary for the proper
operation