GM Service Manual Online
For 1990-2009 cars only

Sunroof Drain Hose Replacement Coupe Front

Removal Procedure

  1. Remove the windshield side upper garnish moldings. Refer to Garnish Molding Replacement - Upper in Interior Trim.
  2. Remove the sunshades. Refer to Sunshade Replacement in Interior Trim.
  3. Remove the sunshade retainers. Refer to Sunshade Anchor Replacement in Interior Trim.
  4. Remove the power sunroof switch. Refer to Sunroof Switch Replacement .

  5. Object Number: 294354  Size: SH
  6. Lower the front of the headliner in order to access the front drain hoses (2).
  7. Remove the hose from the roof module.
  8. Insert a deep-well socket into the old drain hose (2) at the sunroof module.
  9. Ensure that the socket fits tightly into the hose.
  10. Push the socket until half of the socket is in the old hose.
  11. Insert the remaining half of the socket into the new drain hose.
  12. Carefully pull the old hose through the A-pillar from the bottom, while feeding the new hose from the top. The socket will keep both pieces of the hose together.

Installation Procedure


    Object Number: 294354  Size: SH
  1. Route the new front drain hose (2) into place.
  2. Lubricate the end of the drain hose and attach it to the sunroof module.
  3. Raise the front edge of the headliner into place.
  4. Install the sunshades. Refer to Sunshade Replacement in Interior Trim.
  5. Install the sunshade retainers. Refer to Sunshade Anchor Replacement in Interior Trim.
  6. Install the power sunroof switch. Refer to Sunroof Switch Replacement .
  7. Install the windshield side upper garnish moldings. Refer to Garnish Molding Replacement - Upper in Interior Trim.

Sunroof Drain Hose Replacement Sedan Front

Removal Procedure

  1. Remove the windshield side upper garnish moldings. Refer to Garnish Molding Replacement - Upper in Interior Trim.
  2. Remove the sunshades. Refer to Sunshade Replacement in Interior Trim.
  3. Remove the sunshade retainers. Refer to Sunshade Anchor Replacement in Interior Trim.
  4. Remove the power sunroof switch. Refer to Sunroof Switch Replacement .

  5. Object Number: 294354  Size: SH
  6. Lower the front of the headliner in order to access the front drain hoses (2).
  7. Remove the hoses from the roof module.
  8. Insert a deep-well socket into the old drain hose at the sunroof module.
  9. Ensure that the socket fits tightly into the hose.
  10. Push the socket until half of the socket is in the old hose.
  11. Insert the remaining half of the socket into the new drain hose.
  12. Carefully pull the old hose (2) from the bottom while feeding the new hose from the top. The socket will keep both pieces of the hose together.

Installation Procedure


    Object Number: 294354  Size: SH
  1. Route the new drain hose (2) into place.
  2. Lubricate the end of the drain hoses and attach them to the sunroof module.
  3. Raise the front edge of the headliner into place.
  4. Install the sunshades. Refer to Sunshade Replacement in Interior Trim.
  5. Install the sunshade retainers. Refer to Sunshade Anchor Replacement in Interior Trim.
  6. Install the power sunroof switch. Refer to Sunroof Switch Replacement .
  7. Install the windshield side upper garnish moldings. Refer to Garnish Molding Replacement - Upper in Interior Trim.

Sunroof Drain Hose Replacement Coupe Rear

Removal Procedure

  1. Remove the rear seat seatback. Refer to Rear Seat Back Replacement in Seats.
  2. Remove the rear quarter trim. Refer to Rear Quarter Upper Trim Panel Replacement in Interior Trim.
  3. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  4. Disconnect the rear hoses from the sunroof module.

  5. Object Number: 294361  Size: SH
  6. Remove the tape that secures the rear hose to the roof and rear pillar.
  7. Pull the old drain hose up from the rocker and through the upper access hole in the quarter inner panel.
  8. Remove the rear drain hoses (1) from the vehicle.

Installation Procedure


    Object Number: 294361  Size: SH
  1. Position the drain hoses (1) in the vehicle.
  2. Route the new drain hose through the upper access hole in the quarter inner panel and down through the rocker.
  3. Use tape in order to secure the rear hose to the roof and rear pillar.
  4. Lubricate the drain hoses and attach them to the sunroof module.
  5. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  6. Install the rear quarter trim. Refer to Rear Quarter Upper Trim Panel Replacement in Interior Trim.
  7. Install the rear seat seatback. Refer to Rear Seat Back Replacement in Seats.

Sunroof Drain Hose Replacement Sedan Rear

Removal Procedure

  1. Remove the rear seat seatback. Refer to Rear Seat Back Replacement in Seats.
  2. Remove the rear quarter trim. Refer to Rear Quarter Upper Trim Panel Replacement in Interior Trim.
  3. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  4. Disconnect the rear hose from the sunroof module.

  5. Object Number: 294372  Size: SH
  6. Remove the tape holding the hose to the roof.
  7. Pull the old rear drain hose (1) up from the rocker and through the upper access hole in the quarter inner panel.
  8. Remove the rear drain hose (1) from the vehicle.

Installation Procedure


    Object Number: 294372  Size: SH
  1. Position the drain hose (1) in the vehicle.
  2. Route the hose (1) through the upper access hole in the quarter inner panel and down through the rocker panel.
  3. Tape the hose in position.
  4. Lubricate the end of the drain hose and attach it to the sunroof module.
  5. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  6. Install the quarter trim. Refer to Rear Quarter Upper Trim Panel Replacement in Interior Trim.
  7. Install the seat seatback. Refer to Rear Seat Back Replacement in Seats.