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Home >> Chevrolet >> 2003 >> Impala LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing - 3.8L >> Sensors & Switches >> Manifold Absolute Pressure Sensor >> Test Description

Test Description

The number below refers to the step number in the diagnostic procedure.

  1. 4  - This step tests the MAP sensor's ability to correctly indicate BARO.
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