PRODUCT SUPPORT PROGRAM FOR INSTALLING SOFTWARE AND PURGE AIR CHECK VALVE ON CERTAIN C7 AND C9 ENGINES Caterpillar

PRODUCT SUPPORT PROGRAM FOR INSTALLING SOFTWARE AND PURGE AIR CHECK VALVE ON CERTAIN C7 AND C9 ENGINES

This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42819" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.

This Revised Service Letter replaces the 30Oct2008 Service Letter. Changes have been made to Termination Date, Parts Needed, Action Required, and Service Claims Allowance.

TERMINATION DATE

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