Impala V6-3.9L (2007)
Barometric Pressure Sensor: Service and Repair
Barometric Pressure Sensor Replacement
Removal Procedure
1. Remove the intake manifold cover.
2. Disconnect the engine wiring harness electrical connector from the barometric (BARO) pressure sensor.
3. Remove the BARO sensor bolt.
4. Remove the BARO sensor.
Installation Procedure
1. Lubricate the BARO sensor O-ring seal with clean engine oil.
2. Install the BARO sensor to the bracket.