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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 529 (Engine Lubrication System (4.0L)) >> Removal And Installation >> Oil Cooler >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain engine coolant from radiator. Refer to Changing Engine Coolant .
  2. Remove front under cover using power tool. Refer to Removal and Installation .
  3. Disconnect water hoses from oil cooler.
    CAUTION: Perform this step when engine is cold.
  4. Remove oil filter. Refer to Removal and Installation .
  5. Remove connector bolt, and remove oil cooler and O-ring.
    CAUTION: Do not reuse O-ring.