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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 >> Off-Vehicle Repair Instructions >> Fuel Rail and Injectors Installation

Fuel Rail and Injectors Installation

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. Lubricate the lower injector O-rings with mineral oil GM P/N 9981704.
  2. Install the fuel injector rail.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the fuel injector rail bolts.

    Tighten 

    Tighten the fuel injector rail bolts to 10 N.m (89 lb in).

    Fig 1: Installing Fuel Injector Rail & Bolts
    G02128916Courtesy of GENERAL MOTORS CORP.
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