Error and Suggestion Reporting: Notes

If you find an error in GM Service information, or if you have a suggestion about GM service information, we want to hear from you.

When calling, be prepared with the following information:

• Your name
• The name of your dealership
• The phone number of your dealership
• The model year and the vehicle line
• The publication part number, if present
• The vehicle identification number of the vehicle on which you are working
• The service category and page numbers
• Any applicable electronic information element identification numbers
• A descriptive explanation of your concern

The GM service information phone personnel will respond to your concerns in the following ways:

• By delivering your concern to the author of the information
• By eliciting a response from the author
• By supplying you with an answer to your concerns

For paper service information users: The GM service information phone personnel will also explain how to send in examples or marked-up pages.

For Electronic service information users: Be prepared to provide any applicable identification numbers pertaining to the electronic information in question.

The GM service information comment telephone numbers do not provide technical assistance. For technical assistance, contact your regular technical assistance source.