H3 V8-5.3L (2008)
Manifold Pressure/Vacuum Sensor: Service and Repair
Manifold Absolute Pressure Sensor Replacement
Removal Procedure
1. Remove the upper intake manifold cover. Refer to Upper Intake Manifold Sight Shield Replacement (See: Engine, Cooling and
Exhaust/Engine/Intake Manifold/Service and Repair/Upper Intake Manifold Sight Shield Replacement) .
2. Disconnect the engine wiring harness electrical connector (1) from the manifold absolute pressure (MAP) sensor.
3. Remove the MAP sensor retainer (1) from the intake manifold.
4. Remove the MAP sensor (2) from the intake manifold.
Installation Procedure
Important: Lightly coat the MAP sensor seal with clean engine oil before installing the sensor.