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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 885 (Engine Mechanical - 4.3L (LU3)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Valve Lifter Removal

Valve Lifter Removal

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required 

J 3049-A  Valve Lifter Remover

Important:  Place the components in a rack so that the components can be reinstalled to their original location.

  1. Remove the bolts and valve lifter pushrod guide.
    Fig 1: Removing Valve Lifter Pushrod Guide
    G01977747Courtesy of GENERAL MOTORS CORP.

    Important:  Place the valve lifters in the rack in the upright position in order to maintain the oil inside the valve lifters.

  2. Remove the valve lifters.
    Fig 2: Removing Valve Lifters
    G01977748Courtesy of GENERAL MOTORS CORP.

    Important:  Some valve lifters may be stuck in the valve lifter bores because of gum or varnish deposits and may require the use of J 3049-A  for removal.

  3. Use the J 3049-A  in order to remove the stuck valve lifters.
    Fig 3: Using J 3049-A
    G01977749Courtesy of GENERAL MOTORS CORP.
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