GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 GMC C Sierra - 2WD 🢒 Accessories 🢒 Entertainment 🢒 Glow Plug Controller Replacement

Removal Procedure

    Object Number: 1335531 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Disconnect the glow plug controller electrical connector.

    3. Object Number: 1409333 Size: SH
  3. Disconnect the glow plug controller battery feed electrical connector (1).

    4. Object Number: 1336490 Size: SH
  4. Remove the glow plug controller bolts.
  5. Remove the glow plug controller.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1336490 Size: SH
  1. Install the glow plug controller.
  2. Install the glow plug controller bolts.

    3. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1409333 Size: SH
  3. Connect the glow plug controller battery feed electrical connector (1).

    4. Object Number: 1335531 Size: SH
  4. Connect the glow plug controller electrical connector.
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.