1. Maintenance and repair services will include, but not be limited to, repair and maintenance of engine, transmission, coolant, steering, suspension, and brake and air conditioning systems. 2. Vehicles covered under this contract include, but are not limited to, those listed in Exhibit A: Fleet Profile. 3. The Vendor must provide all labor, equipment, and parts. Prior authorization from the DPW Commissioner or Designee is required before the Vendor may subcontract any services under this contract. 4. All parts, materials, supplies, fluids and lubricants will meet or exceed OEM standards, without exception. The Vendor will not use after-market or refurbished parts without prior written approval from the DPW Commissioner or Designee. 5. The Vendor will utilize IDS VSM2 Diagnostic tools as needed to determine necessary repairs. 6. If the mechanic identifies further necessary repairs while performing requested repairs, the Vendor will provide a written quote for further repair services. The DPW Commissioner or Designee must authorize all further repairs in writing before work can begin.