GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Chevrolet W-Series Commercial W4 (W3500/W4500) 🢒 Transmission 🢒 Automatic Transmission - 4L80-E/4L85-E 🢒 Transmission Fluid Pan Installation

    Object Number: 54531 Size: SH

    Important: You may reuse the transmission oil pan gasket (29).

  1. Install the transmission oil pan gasket (29).
  2. Install the transmission oil pan magnet (30) into the transmission oil pan (28).

    3. Caution: Position the wiring harness properly when installing the transmission oil pan or it may be crushed between the valve body and the oil pan.

  3. Install the transmission oil pan (28).

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

  4. Install the transmission oil pan bolts (27).

    5. Tighten
    Tighten the bolts to 24 N·m (18 lb ft).