GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Yukon XL - 4WD 🢒 Body and Accessories 🢒 Body Rear End 🢒 Rear Body Opening Frame Load Floor Grate Drain Valve Replacement

Removal Procedure
  1. Lower the end gate.
  2. Remove the compartment cover.
  3. Remove the load floor grate. Refer to Load Floor Front Trim Panel Replacement .

    4. Object Number: 804457 Size: SH
  4. Using a flat bladed tool or suitable replacement to pry the front drain valve from the floor.
  5. Remove the valve from the vehicle.

Installation Procedure

    Object Number: 804457 Size: SH
  1. Install the front drain valve into the floor.
  2. Press down on the front drain valve using firm pressure to firmly seat the valve into the floor.
  3. Install the load floor grate. Refer to Load Floor Front Trim Panel Replacement .
  4. Install the compartment covers.
  5. Close the end gate.