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Test Description

The number(s) below refer to the step number(s) on the diagnostic table.

  1. 3. This step tests for a short to ground in the signal circuit.
  2. 4. This step tests for an open, a high resistance, or a short to voltage in the signal circuit.
  3. 12. DTCs will be set in the PCM when you perform this diagnostic table.
    Fig 1: Engine Coolant Temperature Gage Inaccurate Or Inoperative Diagnostic Table (1 Of 2)
    G01503539Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Coolant Temperature Gage Inaccurate Or Inoperative Diagnostic Table (2 Of 2)
G01503540Courtesy of GENERAL MOTORS CORP.
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