GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 Yukon - 2WD 🢒 Engine 🢒 Engine Controls - 6.5L 🢒 Exhaust Gas Recirculation Vent Solenoid Replacement

Removal Procedure

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

  1. Remove the negative battery cables.
  2. Remove the electrical connector from the solenoid.
  3. Remove the vacuum hoses.

    4. Object Number: 25300 Size: SH
  4. Remove the EGR Vent solenoid mounting bolt (2).
  5. Remove the EGR vent solenoid (1).

Installation Procedure

    Object Number: 25300 Size: SH
  1. Install the EGR vent solenoid (1).

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install EGR Vent Solenoid mounting bolt (2).

    3. Tighten
    Tighten mounting bolt to 6.0 N·m (53 lb in).

  3. Install the vacuum hoses.
  4. Install the electrical connector to the solenoid.
  5. Install the negative battery cables.