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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 Always On - Two 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 shift control module is commanding more than one indicator ON.

4. This step tests and repairs a short to ground in the indicator control circuits.

5. This step tests if more than one indicator control circuits are shorted together.

Fig 1: Switch Indicator Lamps Remain ON - Two or More
G01671065Courtesy of GENERAL MOTORS CORP.