2002 Pontiac Aztek AWDFACTORY OEM SERVICE PROCEDURE

Inspection/Maintenance Evaporative Emission System Set Procedure: Procedure

  1. Did you perform the Inspection/Maintenance (I/M) System Check? If yes, go to next step. If no, see INSPECTION/MAINTENANCE SYSTEM CHECK .
  2. Using a scan tool, select Special Functions. Determine if the vehicle is equipped with a Service Bay Test for the EVAP System. Is the vehicle equipped with EVAP Service Bay Test? If yes, go to next step. If no, go to step  5.
  3. Ensure that the vehicle is within the Conditions for Running specified in the supporting text. Turn OFF all of the accessories (e.g., A/C, blower fan, etc.). Following the directions on the scan tool, perform the EVAP Service Bay Test. Did the EVAP System pass the Service Bay Test? If yes, go to step  8. If no, go to next step.
  4. Observe the scan tool Service Bay Test for an indication of why the test did not pass (e.g., failed DTC, test aborted, etc.). Refer to the appropriate service information for diagnosis and repair of the condition as necessary. Is the repair complete? If yes, see INSPECTION/MAINTENANCE COMPLETE SYSTEM SET PROCEDURE .
    5. WARNING: Road test a vehicle under safe conditions and while obeying all traffic laws. Do not attempt any maneuvers that could jeopardize vehicle control. Failure to adhere to these precautions could lead to serious personal injury and vehicle damage.
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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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