gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Oil Level Sensor For ECM > < Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor]|Diagrams
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Manifold Absolute Pressure (MAP) Sensor: Service and Repair

MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR REPLACEMENT

REMOVAL PROCEDURE

1. Remove the engine cover. 
2. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.

3. Remove the MAP sensor (1) from the intake manifold.

INSTALLATION PROCEDURE

IMPORTANT:  Lightly coat the MAP sensor seal with clean engine oil before installing the sensor.

1. Install the MAP sensor to the upper intake manifold.

2. Connect the MAP sensor electrical connector.
3. Install the engine cover. 

Oil Level Sensor For ECM > < Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor]|Diagrams