2004 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE

Removal Procedure

  1. Turn the ignition switch to the OFF position.
  2. Remove the air cleaner housing from the engine compartment. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  3. Fig 1: Identifying EBCM Harness Connector
    GM230405Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the EBCM harness connector.
  5. Brush off any dirt/debris that has accumulated on the assembly.
  6. Disconnect the pump motor connector (3) at the bottom of the EBCM.
  7. IMPORTANT:
    • Do not damage the seal by prying the EBCM from the BPMV.
    • Do not damage the solenoid valves while removing the EBCM from the BPMV.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

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

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

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.