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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1021 (Engine Mechanical - 8.1L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Flywheel Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Make sure the flywheel is installed correctly. "Engine Side" is stamped on the flywheel to aid with installation.
  1. If equipped with a manual transmission, Install the engine flywheel.
    2. Fig 1: View Of Engine Flywheel & Bolt (Manual)
    GM470576Courtesy of GENERAL MOTORS CORP.
  2. If equipped with a automatic transmission, Install the engine flywheel.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the engine flywheel bolts.

    Tighten: 

    1. Tighten the bolts a first pass to 40 N.m (30 lb ft).
    2. Tighten the bolts a second pass to 80 N.m (59 lb ft).
    3. Tighten the bolts a final pass to 100 N.m (74 lb ft).

    4. Fig 2: View Of Engine Flywheel & Bolt (Automatic)
    GM470572Courtesy of GENERAL MOTORS CORP.
  4. If equipped with a manual transmission, install the clutch assembly. Refer to Clutch Assembly Replacement in Clutch.
  5. If equipped with a automatic transmission, install the transmission. Refer to Transmission Replacement (With 8.1L (L18) Engine) in Automatic Transmission - Allison.
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