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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 981 (Battery, Charging System & Starting System) >> Repair Instructions >> Positive and Negative Battery Cable (42V) Replacement (5.3L Engine w/RPO HP2) >> 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.
  1. Install the 42-volt positive/negative cable.
  2. Install the ground straps from the stud (2).
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the ground strap nut (1).

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

  4. Connect the 120-volt AC electrical connector (3).
  5. Connect the 42-volt positive/negative cable electrical connector (4).
    6. Fig 1: View Of 42-Volt Positive/Negative Cable Electrical Connector, AC Electrical Connector, Ground Strap & Stud
    GM1237048Courtesy of GENERAL MOTORS CORP.
  6. Install the 42-volt positive/negative cable retainer and nuts.

    Tighten:  Tighten the nuts to 20 N.m (15 lb ft).

    7. Fig 2: View Of 42-Volt Positive/Negative Cable Retainer Nuts & Retainer (5.3L Engine w/RPO HP2)
    GM1237047Courtesy of GENERAL MOTORS CORP.
  7. Engage the 42-volt positive/negative cable channel to the studs on the floor.
  8. Install the 42-volt positive/negative cable channel rear nut (3).

    Tighten:  Tighten the nuts to 10 N.m (89 lb in).

  9. Position the carpet.
  10. Install the door sill plate. Refer to Door Sill Plate Replacement - Front in Interior Trim.
  11. Install the 42-volt positive/negative cable clip (2) at the right cowl panel.
  12. Push the 42-volt positive/negative cable grommet through the front of dash.
  13. Install the hinge pillar trim. Refer to Trim Panel Replacement - Hinge Pillar in Interior Trim.
  14. Install the 42-volt positive/negative cable grommet nuts (1) to the front of dash.

    Tighten:  Tighten the nuts to 20 N.m (15 lb ft).

    15. Fig 3: 42-Volt Positive/Negative Cable Grommet Nuts, Cable Clip & Channel Rear Nut (5.3L Engine w/RPO HP2)
    GM1237046Courtesy of GENERAL MOTORS CORP.
  15. Install the HVAC module. Refer to HVAC Module Assembly Replacement in Heating, Ventilation and Air Conditioning.
  16. Install the SGCM bracket.
  17. Install the SGCM bracket nuts and bolt.

    Tighten: 

    • Tighten the bolt to 9 N.m (80 lb in).
    • Tighten the nuts to 25 N.m (18 lb ft).

  18. Install the SGCM. Refer to Starter/Generator Control Module (SGCM) Replacement (5.3L Engine w/RPO HP2) .
  19. Install the passenger side front fender. Refer to Fender Replacement - Front - Right in Body Front End.
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