Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Engine Wiring Harness Electrical Connector

Courtesy of GENERAL MOTORS CORP.

Disconnect the engine wiring harness electrical connector (1) from the manifold absolute pressure (MAP) sensor.

Fig 2: View Of MAP Sensor & Bolt

Courtesy of GENERAL MOTORS CORP.

CAUTION: Do not rotate or pry on the MAP sensor when removing. Damage to the MAP sensor or the intake manifold may result.

Remove the MAP sensor bolt (1).
Using a slight rocking motion while pulling straight up, remove the MAP sensor (2) from the upper intake manifold.
Inspect the MAP sensor seal for damage, replace the seal if necessary.