GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1998 🢒 Grand Prix 🢒 Engine 🢒 Engine Electrical 🢒 Vacuum Modulator Pipe Replacement

Removal Procedure

    Object Number: 161009 Size: SH
  1. Disconnect the vacuum line from the upper intake manifold.
  2. Disconnect the vacuum line from the vacuum modulator.
  3. Remove the vacuum modulator pipe.

Installation Procedure
  1. Install the vacuum modulator pipe.

    2. Object Number: 161009 Size: SH
  2. Connect the vacuum line to the vacuum modulator.
  3. Connect the vacuum line to the upper intake manifold.