GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Impala 🢒 Engine 🢒 Engine Mechanical - 3.5L 🢒 Oil Pan Cleaning and Inspection

    Object Number: 1608917 Size: SH
  1. Remove the oil level sensor.
  2. Inspect the O-ring seal (2) and the electrical connector (1) for wear or damage. Repair or replace as necessary.

    3. Object Number: 314537 Size: SH

    Warning: Bodily injury may occur if the cleaning solvent is inhaled or exposed to the skin.

  3. Clean the oil pan with solvent. Remove all sludge and debris from the oil pan.
  4. Dry the oil pan with compressed air.
  5. Inspect the oil pan sealing surface for damage and replace if necessary.

    6. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1608918 Size: SH
  6. Install the oil level sensor and bolt and tighten to 10 N·m (89 lb in).