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Removal (3.4L)

WARNING: This page is about a different car, the 2003 Pontiac Grand Am and 2003 Oldsmobile Alero. However, it is still accessible from the selected car via links, so may be relevant.
  1. Mass Air Flow (MAF) sensor is located in intake air duct behind air filter housing. See Fig 1 .
  2. Disconnect the Intake Air Temperature (IAT) sensor harness connector.
  3. Disconnect the MAF sensor harness connector.
  4. Remove the air inlet duct from the MAF sensor and the throttle body.
  5. Remove the MAF sensor from the air filter housing.
Fig 1: Locating MAF & IAT Sensors (3.4L)
G00226890Courtesy of GENERAL MOTORS CORP.
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