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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1187 (BATTERY)REPAIR INSTRUCTIONSBATTERY POSITIVE FUSE BLOCK CABLE REPLACEMENTINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install and route the fuse block cable through the front of dash.
  2. Install the battery positive fuse block cable to the stud.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the IP wiring harness junction block nut.

    Tighten 

    Tighten the IP wiring harness junction block nut to 10 N.m (89 lb in).

  4. Reposition the junction block nut boot.
  5. Snap the junction block to the bracket.
    Fig 1: Installing Instrument Panel (IP) Wiring Harness Junction Block With Nut
    G01971906Courtesy of GENERAL MOTORS CORP.
  6. Ensure the latches on the kick-up panel are open.
  7. Insert the kick-up panel lower tabs into the slots in the bracket.
  8. Close the panel and push the latches into the holes.
    Fig 2: Kick-Up Panel
    G01971907Courtesy of GENERAL MOTORS CORP.
  9. Install the battery positive fuse block cable to the stud.
  10. Install the positive battery cable lead to the stud.
  11. Install the positive battery cable nut (1).

    Tighten 

    Tighten the positive battery cable nut to 10 N.m (89 lb in).

  12. Close the stud cover on the fuse/relay center cover.
  13. Install the battery tray. Refer to BATTERY TRAY REPLACEMENT .
    Fig 3: Installing Battery Positive Cable Lead To Stud
    G01971908Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.