2001 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE

Removal & Installation: Generator: Installation(Intrigue)

  1. Position the generator to the engine.
    2. Fig 1: Eectrical Connector
    G00562798Courtesy of GENERAL MOTORS COMPANY
  2. Connect the electrical connector to the generator.
  3. Connect the battery positive lead and install the generator output BAT terminal nut. Tighten to 20 N.m (15 lb ft).
  4. Press the protective boot on to the generator output BAT terminal.
    5. Fig 2: Identifying Generator Bolts
    G00562797Courtesy of GENERAL MOTORS COMPANY
  5. Install the outboard generator bolt into the generator housing.
  6. Install the generator on the inboard generator bolt and finger tighten the outboard bolt.
  7. Install the idler pulley and idler pulley bolt.
  8. Tighten the bolts in the order described. The following is a mandatory torque sequence:
    • Tighten the idler pulley bolt to 50 N.m (37 lb ft).
    • Tighten the generator bolts to 50 N.m (37 lb ft).
  9. Install the thermostat housing and the radiator hose.
  10. Install the engine cooling fan assembly.
  11. Install the battery tray.
  12. Install the drive belt.
  13. Connect the battery negative cable.
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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.