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Removal Procedure

Fig 1: View Of Ignition Coil, ECT And MAP Sensor Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Remove the engine sight shield. Refer to Engine Sight Shield Replacement in Engine Mechanical - 8.1L.
Disconnect the manifold absolute pressure (MAP) sensor electrical connector (1).

Fig 2: View Of MAP Sensor & Bolt

Courtesy of GENERAL MOTORS CORP.

Remove the MAP sensor bolt.
Remove the MAP sensor.
Inspect the MAP sensor seal for wear or damage, replace as necessary.