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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Transmission >> Transfer Case >> Transfer Case - NVG 233-NP1 (Two Speed SELECTABLE) Service >> Diagnostic Information and Procedures >> Transfer Case Shift Control Switch Indicator Inoperative - One or More >> Test Description

Test Description

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

2. This step helps to determine intermittent conditions.

3. This step helps to determine if the transfer case range changes with the press of all of the transfer case shift control switch buttons.

4. This step determines if there is a faulty indicator inside the transfer case shift control switch assembly.

5. This step repairs an open in the suspect indicator control circuit.

Fig 1: Switch Indicator Lamps Do Not Light - One or More
G01671066Courtesy of GENERAL MOTORS CORP.