GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Impala 🢒 Transmission 🢒 Automatic Transmission - 4T65-E 🢒 Transmission Fluid Auxiliary Cooler Inlet and Outlet Pipe Replacement

Removal Procedure

    Caution: Allow sufficient clearance around the transaxle oil cooler pipes and around the hoses to prevent damage or wear which may cause fluid loss.

  1. Remove the lower radiator air baffle. Refer to Radiator Air Lower Baffle and Deflector Replacement.

    2. Object Number: 1666180 Size: SH
  2. Remove the auxiliary transmission oil cooler lines from the support clip (3).
  3. Remove the auxiliary transmission oil cooler lines from the fan shroud support clip.
  4. Remove the inlet and outlet auxiliary transmission oil cooler lines (1, 2) from the transmission and radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.
  5. Remove the inlet and outlet auxiliary transmission oil cooler lines from the auxiliary transmission oil cooler. Refer to Transmission Fluid Auxiliary Cooler Replacement.

Installation Procedure
  1. Install the inlet and outlet auxiliary transmission oil cooler lines to the auxiliary transmission oil cooler. Refer to Transmission Fluid Auxiliary Cooler Replacement.

    2. Object Number: 1666180 Size: SH
  2. Install the inlet and outlet auxiliary transmission oil cooler lines (1, 2) to the transmission and radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.
  3. Install the support clip (3) to the auxiliary transmission oil cooler lines.
  4. Install the auxiliary transmission oil cooler lines to the fan shroud support clip.
  5. Install the lower radiator air baffle. Refer to Radiator Air Lower Baffle and Deflector Replacement.

    6. Caution: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.

  6. Adjust the fluid level.