Amendment 001 - This amendment corrects errors in the narrative of the attachment, "RFI - Tier III Diesel Engine Cargo Tank Refueler Vehicle" and established a Revision 1. Please see "RFI - Rev1 -Tier III Diesel Engine Cargo Tank Refueler Vehicle" for more accurate information. Original Post - This is a Sources Sought Notice seeking information for the planning purposes only and does not constitute a commitment, implied or otherwise, that the Government will take procurement action in this matter. Responses to this Sources Sought is strickly voluntary and the Government will not reimburse respondents for any costs associated with this opportunity. This notice is not seeking quotes, proposals, or bids. Information is being requested concerning sources and capabilities for potential future procurements. Please see the attachment "RFI - Tier III Diesel Engine Cargo Tank Refueler Vehicle" for more information.