Check Your RPO Code

To ensure the correct part is selected, please confirm your GM RPO Codes match the part you are purchasing. Different RPO Codes work for different parts.

Regular Production Option (RPO) is a General Motors standard coding for vehicle configuration options. These codes are a combination of 3 alphanumeric characters and refer to a specific option or modification to the vehicle. The GM RPO Codes location can be found on a placard labeled “Service Parts Identification” in the glove box, on the trunk floor or inside the driver's door panel.

  • Bravada is found in the glove box
  • Cobalt is found on the trunk floor
  • Envoy is found in the glove box
  • G5 is found on the trunk floor
  • Rainier is found in the glove box
  • Silverado/Sierra is found in the glove box

If you are unsure which part to order please contact Customer Service at 1-855-781-5992 or email INFO@LINESTOGO.COM.