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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 512 (Transfer Case - NVG 233-NP1 (Two Speed SELECTABLE)) >> Diagnostic Information and Procedures >> Transfer Case Shift Control Switch Indicator Always On - Two or More >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. 2. This step helps to determine intermittent conditions.
  2. 3. This step helps to determine if the transfer case shift control module is commanding more than one indicator ON.
  3. 4. This step tests and repairs a short to ground in the indicator control circuits.
  4. 5. This step tests if more than one indicator control circuits are shorted together.
Fig 1: Diagnostic System Check (Switch Indicator Lamps Remain ON)
G01468236Courtesy of GENERAL MOTORS CORP.
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