GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1998 🢒 Yukon - 4WD 🢒 Engine 🢒 Engine Controls - 6.5L 🢒 Air Cleaner Assembly Replacement

Removal Procedure

    Object Number: 55474 Size: SH
  1. Loosen the clamp and separate the air cleaner inlet elbow from the turbocharger inlet elbow

    2. Object Number: 55485 Size: SH
  2. Release the clips holding the air cleaner cover to the housing.
  3. Remove the MAF sensor electrical connector (L56 only).
  4. Remove the air filter with the air cleaner inlet elbow attached.

    5. Object Number: 55483 Size: SH
  5. Remove the air cleaner assembly mounting bolts.
  6. Remove the air cleaner assembly.
    7. • Inspect the air cleaner filter for damage or excessive dirt accumulation. Replace if necessary.
    • Inspect the air inlet elbows and the CDR hose for damage or cracks, replace if necessary.

Installation Procedure

    Object Number: 55483 Size: SH
  1. Install the air cleaner assembly.

    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 the air cleaner assembly mounting bolts.

    3. Tighten
    Tighten the mounting bolts to 25 N·m (19 lb ft).

  3. Install the air cleaner filter with the inlet elbow attached.

    4. Object Number: 55485 Size: SH
  4. Install the air cleaner cover to the housing and clip the air cleaner cover into place.
  5. Install the MAF sensor electrical connector (L56 only).

    6. Object Number: 55474 Size: SH
  6. Install the air cleaner inlet elbow to the turbocharger inlet elbow and tighten the clamp.

    7. Tighten
    Tighten the inlet elbow clamp to 5 N·m (45 lb in).