LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.3L (Unit Repair) >> Repair Instructions >> Valve Lifters and Guides Cleaning and Inspection

Valve Lifters and Guides Cleaning and Inspection

  1. Mark, sort, and organize the components for assembly.
    CAUTION: Refer to SAFETY GLASSES CAUTION in Cautions and Notices.
  2. Clean the components in cleaning solvent.
  3. Dry the components with compressed air.
    Fig 1: Valve Lifter & Guides
    G01660440Courtesy of GENERAL MOTORS CORP.
  4. Inspect the valve lifter pushrod guides for excessive wear.
  5. Inspect the valve lifter pushrod guides for cracks or damage.
    Fig 2: Valve Lifter
    G01660441Courtesy of GENERAL MOTORS CORP.
  6. Inspect the valve lifter for the following:
    • Broken or damaged clip (1)
    • Worn pushrod socket (2)
    • Scuffed or worn lifter body (3)

      If the valve lifter shows scuffing or wear, inspect the engine block valve lifter bores for wear.

    • Worn roller (4)
    • Loose or damaged pin (5)
    • Plugged oil hole (6)
    Fig 3: Valve Lifter Inspection Areas
    G01660442Courtesy of GENERAL MOTORS CORP.
scientia non olet · About LEMON Manuals