GM Service Manual Online
For 1990-2009 cars only

Air Shift Control Line Replacement Crossmember Mounted

Removal Procedure

  1. Bleed all air pressure from the system.

  2. Object Number: 199840  Size: SH
  3. Remove the screw securing the clip and air line to the transmission bracket.
  4. Remove the air line from the adapter on the transmission.
  5. Remove the air line from the connector on the frame rail.

  6. Object Number: 199859  Size: SH
  7. Remove the six straps securing the air line to the frame rail brackets and wiring harness.
  8. Remove the air line from the air tee valve.
  9. Remove the air line from the elbow on the air reservoir.

Installation Procedure


    Object Number: 199859  Size: SH

    Important: Inspect the air line fittings for damage prior to installation.

  1. Install the air line from the air tee valve.
  2. Install the air line to the adapter on the frame rail.
  3. Install the six straps securing the air line to the frame rail brackets and wiring harness.

  4. Object Number: 199840  Size: SH
  5. Install the air line from the connector in the frame rail.
  6. Install the air line from the adapter on the transmission.
  7. Install the screw securing the clip and air line to the transmission bracket.

Air Shift Control Line Replacement Frame Mounted

Removal Procedure

  1. Bleed all air pressure from the system.

  2. Object Number: 199840  Size: SH
  3. Remove the screw securing the clip and air line to the transmission bracket.
  4. Remove the air line from the adapter on the transmission.
  5. Remove the air line from the connector on the frame rail.

  6. Object Number: 199844  Size: SH
  7. Remove the six straps securing the air line to the frame rail brackets and wiring harness.
  8. Remove the air line from the adapter on the frame rail.
  9. Remove the air line from the elbow on the air reservoir.

Installation Procedure


    Object Number: 199844  Size: SH

    Important: Inspect the air line fittings for damage prior to installation.

  1. Install the air line to the elbow on the air reservoir.
  2. Install the air line to the adapter on the frame rail.
  3. Install the six straps securing the air line to the frame rail brackets and wiring harness.

  4. Object Number: 199840  Size: SH
  5. Install the air line from the connector in the frame rail.
  6. Install the air line from the adapter on the transmission.
  7. Install the screw securing the clip and air line to the transmission bracket.