2007 GMC Envoy Owner's Manual - Page 521

Maintenance Record After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. See Maintenance Requirements on page 504. Any additional information from Owner Checks and Services on page 513 can be added on the following record pages. You should retain all maintenance receipts. Maintenance Record Date Odometer Reading Serviced By Maintenance I or Maintenance II Services Performed 521