2003 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE

Installation Procedure

    Fig 1: EBCM & BPMV Separated
    GM459499Courtesy of GENERAL MOTORS CORP.
  1. Install the EBCM to the BPMV.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the 4 retainers that attach the EBCM to BPMV.

    Tighten:  Tighten the retainers to 5 N.m (44 lb in).

    3. Fig 2: Identifying Connector Position Assurance (CPA) Locking Tab And Connector Sliding Cover Lock Tab
    GM393786Courtesy of GENERAL MOTORS CORP.
  3. Connect the EBCM harness connector.
  4. Push down lock tab (1) and then move sliding connector cover (2) back in the home position to lock.
  5. Reengage the red locking tab (1) to the connected lock tab.
  6. Install the air cleaner intake duct.
  7. Reposition the module and cables. Connect the cruise control module to the left strut tower. Refer to Cruise Control Module Replacement in Cruise Control.
  8. Connect the accelerator and cruise control cable to the accelerator control cable bracket.
  9. Install the front fender upper diagonal brace. Refer to Brace Replacement - Front Fender Upper Diagonal in Body Front End.
  10. Install the fuel injector sight shield, 3.8L engine only. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical-3.8L.
  11. Turn the ignition switch to the RUN position, do not start engine.
  12. Perform the Diagnostic System Check - ABS .
Factory Service Tools

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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.

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