Test Description

The numbers below refer to the step numbers on the diagnostic table.

1. 3.   This step tests for a high resistance in the signal circuit and the ground circuit of the ambient air temperature sensor.
2. 10.   DTCs may be set in the IPC when you perform this diagnostic table.
   Fig 1: Outside Air Temperature Display Inaccurate or Inoperative (1 Of 2)

   Courtesy of GENERAL MOTORS CORP.
   Fig 2: Outside Air Temperature Display Inaccurate or Inoperative (2 Of 2)

   Courtesy of GENERAL MOTORS CORP.