IAT Sensor

2001 Chevrolet Monte Carlo V6-3.4L VIN ESECTION IAT Sensor
The scan tool range is -40 to +151°C (-40 to +304°F). The PCM converts the resistance of the intake air temperature sensor to degrees. The Intake Air Temperature (IAT) is used by the PCM in order to adjust the fuel delivery and the spark timing according to the incoming air density.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.