VA Bonham Bus Repair

See attached SF 1449 for additional information and requirements.

1. The Department of Veterans Affairs (VA) Bonham Medical Center requires mechanical repair services for Motor Coach VA22807, an MCI D4500 transit coach equipped with an ISX12/ISX11.9 CM2250 engine, S/N 75013916. Repairs are needed to address oil leaks and emissions system maintenance.

2. Background: Inspection of the vehicle identified multiple engine oil leaks originating from the front cover, oil pan, and oil cross-over cover. The Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC) also require cleaning to restore normal emissions performance and eliminate active check-engine indicators. The affected engine is an ISX12/ISX11.9 CM2250, serial number 75013916.

3. Scope of Work: The Contractor shall provide all labor, tools, equipment, diagnostic services, and materials necessary to complete the repairs listed in this SOW in accordance with OEM requirements.

4. Requirements:

a. Mechanical Repairs

i. Remove, reseal, and/or replace front cover to repair oil leaks.

ii. Remove, reseal, and/or replace oil pan to repair oil leaks.

iii. Remove, reseal, and/or replace oil cross-over cover to repair oil leaks.

iv. Perform a full oil and filter service, including fluids and disposal.

v. Clean Diesel Particulate Filter (DPF).

vi. Clean Diesel Oxidation Catalyst (DOC).

vii. Run post-service regen as required.

viii. Clear active diagnostic codes and verify resolution.

b. Post-Repair Testing

i. Conduct engine operation test to confirm no remaining leaks.

ii. Verify proper sealing at all repaired areas.

iii. Perform DPF/DOC efficiency and flow testing.

iv. Provide documentation of test results.

5. Deliverables:

a. Repaired, cleaned, and road-ready MCI D4500 coach VA22807.

b. Documentation including parts used, repairs completed, diagnostic and regen results, and recommendations.

6. Period of Performance: Work shall be completed within standard heavy-vehicle repair timelines. Coordination with VA transportation staff is required.

7. Pricing: The contractor shall provide a full cost breakdown including labor, materials, diagnostics, cleaning services, shop supplies, and disposal fees.

8. Exclusions

a. Engine overhaul or replacement.

b. Repairs unrelated to leak points or DPF/DOC service.

c. Replacement of additional emissions components unless approved.

d. Chassis or body repairs.

e. Any work not listed in Section 4.0.

9. Warranty: Contractor shall provide standard manufacturer warranty on installed parts and a minimum 90-day labor warranty on performed work.

10. Safety & Compliance: All work must comply with OEM specifications, EPA emissions handling standards, OSHA requirements, and VA medical campus safety regulations.