Customer Concern Not Duplicated (CCND) / Verified Labor Operation Numbers/How to Submit CCND Transactions in Global Warranty Management – GM Passenger Cars and Light Duty Trucks

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Service Bulletin

Bulletin No.:    06-00-89-026Q Date:      October, 2020

WARRANTY ADMINISTRATION

Subject:        Warranty Administration – Customer Concern Not Duplicated (CCND) Labor Operation Numbers

Models:        2021 and Prior GM Passenger Cars and Trucks (Except Chevrolet Low Cab Forward Medium Duty Models)

Attention:     This bulletin also applies to any of the above models that may be Export from North America vehicles.

Below is list of the labor operations and descriptions for “Customer Concern Not Duplicated/Verified” (CCND) conditions and guidelines and examples for using them. For complete policies involving the use of CCND labor operations, please refer to the GM Service Policies & Procedures Manual.

Notice: In some cases the subject vehicle may be operating as intended but not in line with the expectations of the customer. In cases where the vehicle is operating as intended but not in line with customer expectations, service management is strongly encouraged to submit a Field Product Report (Product Information Report for Canada). Refer to the latest version of Corporate Bulletin Number

• (10-00-89-006 for Canada) for additional information on how to submit a field product

Clarification Regarding Use of CCND Engine Mechanical

• 4069919 – Engine CCND – Engine Mechanical Customer reports engine concern. Service technician collects relevant operating and

environmental conditions from customer during concern event and attempts to replicate/mitigate concern. Technician evaluates ECM for any engine diagnostic trouble codes and follows fault tree for any identified P-code(s). Technician investigates any pending Product Information and/ or Product Bulletins that may apply to the customer concern. Service technician is unable to

reproduce concern, confirms there are no pending product information bulletins and is unable to identify a problem with the vehicle. This labor operation should not be used for a MIL active complaint or non-engine related issues.

• 4029929 – Engine CCND – Engine Controls and Fuel

This labor operation should only be used for engine malfunction indicator lamp concerns when the technician is unable to identify a problem and/ or duplicate the concern. An engine diagnostic trouble code (Pxxxx code) must be identified in the ECM to use this labor operation. The diagnostic trouble code(s) should be documented on the technician copy of the repair order. The service technician should follow the fault tree for the identified P-code(s) and investigate any pending Product Information and/or Product Bulletins that may apply to those code(s). 4029929 labor operation should not be used for the P0700 DTC. P0700 is specific to the transmission system must be applied to a transmission labor operation.

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