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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1497 (Engine Mechanical - 4.2L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Flywheel Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Add threadlock GM P/N 12345493 (Canadian P/N 10953488) to the new flywheel bolts.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the flywheel and secure the flywheel with the new bolts.

    Tighten 

    1. 2.1. Tighten the bolts in sequence to 25 N.m (18 lb ft).
    2. 2.2. Use the J 36660-A  in order to tighten the bolts an additional 50 degrees.
  3. Install the transmission. Refer to TRANSMISSION .
    Fig 1: Installing Flywheel & Tightening Bolts In Sequence
    G02128612Courtesy of GENERAL MOTORS CORP.
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