LEMON Manuals: Even more car manuals for everyone
Home >> Hummer >> 2007 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 1805 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L - Repair Instructions - Off Vehicle (1 Of 3)) >> Piston and Connecting Rod Disassemble

Piston and Connecting Rod Disassemble

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Piston, Connecting Rod & Bearing Assembly
    GM1552501Courtesy of GENERAL MOTORS CORP.
  1. Remove the connecting rod bearings from the rod and cap.
    2. Fig 2: Removing/Installing Piston Rings
    GM490763Courtesy of GENERAL MOTORS CORP.
  2. Using piston ring pliers, remove the piston rings from the piston.
    3. Fig 3: View Of Piston Pin Retaining Clip & Cutout Area Of Pin Bore
    GM1366364Courtesy of GENERAL MOTORS CORP.
  3. Rotate the piston pin retainers until the ring end gaps are positioned in the cutout area (1) of the pin bore.
    4. Fig 4: Piston Pin Retainer
    GM1559866Courtesy of GENERAL MOTORS CORP.
  4. Remove the retainers starting in the cutout area of the pin bore.
    5. Fig 5: Piston Pin, Piston & Connecting Rod
    GM1559867Courtesy of GENERAL MOTORS CORP.
  5. Remove the pin from the piston and connecting rod.
  6. The piston and pin are a matched set and are not to be serviced separately.

    Mark, sort, or organize the piston and the matching piston pin.

scientia non olet · About LEMON Manuals